From cf1effe02d99d74db684ff324a46fa32cf186417 Mon Sep 17 00:00:00 2001
From: lonkaars <loek@pipeframe.xyz>
Date: Wed, 8 Mar 2023 10:41:26 +0100
Subject: fix windows build system and add vscode configuration files

---
 src/makefile | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/makefile')

diff --git a/src/makefile b/src/makefile
index 1f1dc65..1115874 100644
--- a/src/makefile
+++ b/src/makefile
@@ -4,6 +4,7 @@ TARGET = main
 
 # platform is ds (desktop) or stm (stm32)
 PLATFORM = ds
+# if your editor uses compile_commands.json for autocomplete, you should run `make compile_commands.json` again
 
 HOST=$(strip $(shell uname -o))
 
@@ -74,7 +75,7 @@ flash: $(TARGET).bin
 $(TARGET): $(OBJS)
 	$(LD) $^ $(LFLAGS) -o $@
 
-compile_commands.json:
+compile_commands.json: makefile stm32.mk ds.mk
 	compiledb make -Bn
 	../scripts/compiledb-full-path-mingw.sh compile_commands.json
 
-- 
cgit v1.2.3


From c37397234534e9888dfeed9b1728c46646c33b58 Mon Sep 17 00:00:00 2001
From: lonkaars <loek@pipeframe.xyz>
Date: Fri, 10 Mar 2023 13:16:16 +0100
Subject: `clang-format`

---
 src/demo.c          | 182 +++++++++++++++++++++++-----------------------------
 src/ds.c            |   2 +-
 src/main.c          |   3 +-
 src/makefile        |   4 +-
 src/ppu/internals.c |  75 +++++++---------------
 src/ppu/ppu.c       |  22 +++----
 src/ppusim/input.c  |  13 ++--
 src/ppusim/mem.c    |   4 +-
 src/ppusim/pixel.c  |  77 +++++++++++-----------
 src/ppusim/sim.c    |  16 +++--
 src/ppusim/work.c   |  35 +++++-----
 11 files changed, 186 insertions(+), 247 deletions(-)

(limited to 'src/makefile')

diff --git a/src/demo.c b/src/demo.c
index c4e4d7a..b9bba17 100644
--- a/src/demo.c
+++ b/src/demo.c
@@ -1,36 +1,36 @@
 #include <math.h>
 
 #include "demo.h"
-#include "ppu/ppu.h"
-#include "input.h"
 #include "entity.h"
+#include "input.h"
+#include "ppu/ppu.h"
 
 #define HH_DEMO_BALL_COUNT 1
 hh_s_ppu_loc_fam_entry g_hh_demo_balls[HH_DEMO_BALL_COUNT];
 
 hh_s_entity_player g_hh_player_1 = {
-	.pos_x = 31000, //0b0000 0001 0011 0110
-	.pos_y = 21000,
-	.radius = 8,
-	.speed = 1,
+	.pos_x		 = 31000, // 0b0000 0001 0011 0110
+	.pos_y		 = 21000,
+	.radius		 = 8,
+	.speed		 = 1,
 	.direction_x = 1,
-	.rotation = 8,
-	.in_air = false,
+	.rotation	 = 8,
+	.in_air		 = false,
 };
 
-void playerMovement();
+void hh_player_movement();
 
-uint16_t pos_x; //0b0000 0001 0011 0110
-uint16_t pos_y;
-uint8_t left = 0;
-uint8_t right = 0;
-uint8_t up = 0;
-uint8_t down = 0;
-uint8_t pos_x_bit[2];
-uint8_t pos_y_bit[2];
-uint8_t data_send[3];
-int tileX;
-int tileY;
+uint16_t g_hh_pos_x; // 0b0000 0001 0011 0110
+uint16_t g_hh_pos_y;
+uint8_t g_hh_left  = 0;
+uint8_t g_hh_right = 0;
+uint8_t g_hh_up	  = 0;
+uint8_t g_hh_down  = 0;
+uint8_t g_hh_pos_x_bit[2];
+uint8_t g_hh_pos_y_bit[2];
+uint8_t g_hh_data_send[3];
+int g_hh_tile_x;
+int g_hh_tile_y;
 
 void hh_demo_setup() {
 	// load sprites
@@ -38,55 +38,54 @@ void hh_demo_setup() {
 	hh_ppu_update_sprite(1, HH_DBG_SPRITE_CHECKERBOARD);
 
 	// background pattern
-	hh_ppu_update_color(0, 1, (hh_ppu_rgb_color_t) {0x4, 0x4, 0x4});
+	hh_ppu_update_color(0, 1, (hh_ppu_rgb_color_t){0x4, 0x4, 0x4});
 	for (unsigned i = 0; i < HH_PPU_BG_CANVAS_TILES_H * HH_PPU_BG_CANVAS_TILES_V; i++) {
-		hh_ppu_update_background(i, (hh_s_ppu_loc_bam_entry) {
-			.horizontal_flip = false,
-			.vertical_flip = false,
-			.palette_index = 0,
-			.tilemap_index = 1,
-		});
+		hh_ppu_update_background(i, (hh_s_ppu_loc_bam_entry){
+										.horizontal_flip = false,
+										.vertical_flip	 = false,
+										.palette_index	 = 0,
+										.tilemap_index	 = 1,
+									});
 	}
 
 	// cool colors
-	hh_ppu_update_color(1, 1, (hh_ppu_rgb_color_t) {0xf, 0x0, 0xf});
-	hh_ppu_update_color(2, 1, (hh_ppu_rgb_color_t) {0xf, 0xf, 0xf});
-	hh_ppu_update_color(3, 1, (hh_ppu_rgb_color_t) {0xf, 0x0, 0x0});
-	hh_ppu_update_color(4, 1, (hh_ppu_rgb_color_t) {0x0, 0xf, 0xf});
-	hh_ppu_update_color(5, 1, (hh_ppu_rgb_color_t) {0x0, 0x0, 0xf});
+	hh_ppu_update_color(1, 1, (hh_ppu_rgb_color_t){0xf, 0x0, 0xf});
+	hh_ppu_update_color(2, 1, (hh_ppu_rgb_color_t){0xf, 0xf, 0xf});
+	hh_ppu_update_color(3, 1, (hh_ppu_rgb_color_t){0xf, 0x0, 0x0});
+	hh_ppu_update_color(4, 1, (hh_ppu_rgb_color_t){0x0, 0xf, 0xf});
+	hh_ppu_update_color(5, 1, (hh_ppu_rgb_color_t){0x0, 0x0, 0xf});
 
 	// balls
 	for (unsigned i = 0; i < HH_DEMO_BALL_COUNT; i++) {
 		g_hh_demo_balls[i].horizontal_flip = false;
-		g_hh_demo_balls[i].vertical_flip = false;
-		g_hh_demo_balls[i].palette_index = i+1;
-		g_hh_demo_balls[i].tilemap_index = 0;
+		g_hh_demo_balls[i].vertical_flip   = false;
+		g_hh_demo_balls[i].palette_index   = i + 1;
+		g_hh_demo_balls[i].tilemap_index   = 0;
 	}
 }
 
 void hh_demo_loop(unsigned long frame) {
-	playerMovement();
+	hh_player_movement();
+
+	// adjust map size
+	g_hh_pos_x = g_hh_player_1.pos_x / 100;
+	g_hh_pos_y = g_hh_player_1.pos_y / 100;
 
-	//adjust map size
-	pos_x = g_hh_player_1.pos_x / 100;
-	pos_y = g_hh_player_1.pos_y / 100;
-	
 	// input testing (no hitbox stuff)
 	// pos_x += (-1 * g_hh_controller_p1.dpad_left) + (1 * g_hh_controller_p1.dpad_right); // -1 = L || 1 == R
 	// pos_y += (-1 * g_hh_controller_p1.dpad_up) + (1 * g_hh_controller_p1.dpad_down); // -1 = D || 1 == U
 
 	// update player sprite on ppu
-	g_hh_demo_balls[0].position_x = pos_x;
-	g_hh_demo_balls[0].position_y = pos_y;
+	g_hh_demo_balls[0].position_x = g_hh_pos_x;
+	g_hh_demo_balls[0].position_y = g_hh_pos_y;
 	hh_ppu_update_foreground(0, g_hh_demo_balls[0]);
 
-
 	// set background pattern position
-	hh_ppu_update_aux((hh_s_ppu_loc_aux) {
+	hh_ppu_update_aux((hh_s_ppu_loc_aux){
 		.bg_shift_x = (frame / 2) % HH_PPU_SPRITE_WIDTH,
 		.bg_shift_y = (frame / 8) % HH_PPU_SPRITE_HEIGHT,
-		.fg_fetch = 0,
-		.sysreset = 0,
+		.fg_fetch	= 0,
+		.sysreset	= 0,
 	});
 }
 
@@ -95,91 +94,77 @@ void hh_demo_loop(unsigned long frame) {
 // 	bitData[2] = data & 0xff;
 // 	bitData[1] = (data >> 8);
 // 	bitData[0] = address; // first byte is address
-// 
+//
 // 	HAL_GPIO_WritePin(GPIOA, GPIO_PIN_9, GPIO_PIN_RESET);
 // 	HAL_SPI_Transmit(&hspi1, bitData, 3, 100); //2*8 bit data
 // 	HAL_GPIO_WritePin(GPIOA, GPIO_PIN_9, GPIO_PIN_SET);
 // }
 
-void playerMovement() {
+void hh_player_movement() {
 	int8_t directionX = (-1 * g_hh_controller_p1.dpad_left) + (1 * g_hh_controller_p1.dpad_right); // -1 = L || 1 == R
-	int8_t directionY = (-1 * g_hh_controller_p1.dpad_down) + (1 * g_hh_controller_p1.dpad_up); // -1 = D || 1 == U
+	int8_t directionY = (-1 * g_hh_controller_p1.dpad_down) + (1 * g_hh_controller_p1.dpad_up);	   // -1 = D || 1 == U
 
-	uint8_t i,j;
+	uint8_t i, j;
 	uint8_t rotation = 0; // 0-7
 
-	//rotation calc
-	for(i = -1; i < 2;i++)
-	{
-		for(j = -1; j < 2; j++)
-		{
-			if(directionX == i)
-			{
-				if(directionY == j)
-				{
-					if(i != 0 && j != 0) //dont update when player idle
+	// rotation calc
+	for (i = -1; i < 2; i++) {
+		for (j = -1; j < 2; j++) {
+			if (directionX == i) {
+				if (directionY == j) {
+					if (i != 0 && j != 0) // dont update when player idle
 					{
 						g_hh_player_1.rotation = rotation;
 					}
 				}
 			}
-		rotation++;
+			rotation++;
 		}
 	}
-	//direction calc
-	if(directionX != 0) //update direction if player is not idle
+	// direction calc
+	if (directionX != 0) // update direction if player is not idle
 	{
 		g_hh_player_1.direction_x = directionX;
 	}
-	//collision map x-axis
+	// collision map x-axis
 
-	//tile calc including radius and direction for background coliision
+	// tile calc including radius and direction for background coliision
 
 	uint16_t tileColX;
-	uint16_t tileColY = ( g_hh_player_1.pos_y / 100) / 16; ;
+	uint16_t tileColY = (g_hh_player_1.pos_y / 100) / 16;
+	;
 
 	// remaining space between grid and exact
 	uint8_t modTileX;
 	uint8_t modTileY;
 
-	if(g_hh_player_1.in_air == false && directionX != 0)
-	{
-		if(directionX == 1)
-		{
-			tileColX = ( ( g_hh_player_1.pos_x / 100) + g_hh_player_1.radius ) / 20;
-			modTileX = ( g_hh_player_1.pos_x + ( 100 * g_hh_player_1.radius ) ) % 2000;
+	if (g_hh_player_1.in_air == false && directionX != 0) {
+		if (directionX == 1) {
+			tileColX = ((g_hh_player_1.pos_x / 100) + g_hh_player_1.radius) / 20;
+			modTileX = (g_hh_player_1.pos_x + (100 * g_hh_player_1.radius)) % 2000;
+		} else if (directionX == -1) {
+			tileColX = ((g_hh_player_1.pos_x / 100) - g_hh_player_1.radius) / 20;
+			modTileX = (g_hh_player_1.pos_x - (100 * g_hh_player_1.radius)) % 2000;
 		}
-		else if(directionX == -1)
-		{
-			tileColX = ( ( g_hh_player_1.pos_x / 100) - g_hh_player_1.radius ) / 20;
-			modTileX = ( g_hh_player_1.pos_x - ( 100 * g_hh_player_1.radius ) ) % 2000;
+
+		if (HH_DEMO_HITBOX_TILEMAP[tileColY][tileColX + directionX] != 1) {
+			g_hh_player_1.pos_x = g_hh_player_1.pos_x + (directionX * g_hh_player_1.speed); // NEW x set
 		}
 
-			if(HH_DEMO_HITBOX_TILEMAP[tileColY][tileColX + directionX] != 1)
-			{
+		else if (HH_DEMO_HITBOX_TILEMAP[tileColY][tileColX + directionX] == 1) {
+			if (modTileX < g_hh_player_1.speed) {
+				g_hh_player_1.pos_x = g_hh_player_1.pos_x + (directionX * modTileX); // NEW x set
+			} else {
 				g_hh_player_1.pos_x = g_hh_player_1.pos_x + (directionX * g_hh_player_1.speed); // NEW x set
 			}
+		}
 
-			else if(HH_DEMO_HITBOX_TILEMAP[tileColY][tileColX + directionX] == 1)
-			{
-				if(modTileX < g_hh_player_1.speed)
-				{
-					g_hh_player_1.pos_x = g_hh_player_1.pos_x + (directionX * modTileX); // NEW x set
-				}
-				else
-				{
-					g_hh_player_1.pos_x = g_hh_player_1.pos_x + (directionX * g_hh_player_1.speed); // NEW x set
-				}
-			}
-
-	}
-	else //if in air different all borders have to be checked
+	} else // if in air different all borders have to be checked
 	{
-
 	}
 
-	//collision map floor (y-axis) (falling)
-	// if falling no jump press (implement)
+	// collision map floor (y-axis) (falling)
+	//  if falling no jump press (implement)
 	/*
 	tileColY = (( g_hh_player_1.pos_y / 100) + g_hh_player_1.radius) / 16; //bottom of player box
 	modTileY = 1;
@@ -189,10 +174,5 @@ void playerMovement() {
 		//playerStat = falling; //for later use of graphics/sound
 	}
 	*/
-	//else if(HH_DEMO_HITBOX_TILEMAP[])
-
-
-
-
-
+	// else if(HH_DEMO_HITBOX_TILEMAP[])
 }
diff --git a/src/ds.c b/src/ds.c
index d6d4357..24ef58f 100644
--- a/src/ds.c
+++ b/src/ds.c
@@ -1,6 +1,6 @@
+#include "demo.h"
 #include "main.h"
 #include "ppu/ppu.h"
-#include "demo.h"
 
 void hh_setup() {
 	hh_ppu_init();
diff --git a/src/main.c b/src/main.c
index fa63aa2..191d5d9 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1,8 +1,8 @@
 #include <stdlib.h>
 
-#include "main.h"
 #include "demo.h"
 #include "input.h"
+#include "main.h"
 
 bool g_hh_run = true;
 
@@ -19,4 +19,3 @@ void hh_ppu_vblank_interrupt() {
 	hh_demo_loop(frame);
 	frame++;
 }
-
diff --git a/src/makefile b/src/makefile
index 1115874..c69bfb5 100644
--- a/src/makefile
+++ b/src/makefile
@@ -81,8 +81,8 @@ compile_commands.json: makefile stm32.mk ds.mk
 
 PHONY += format
 format:
-	clang-format -i $(LOCAL_SRCS)
-	clang-tidy --fix-errors $(LOCAL_SRCS)
+	clang-format -i $(LOCAL_SRCS) $(DESKTOP_SRCS)
+	clang-tidy --fix-errors $(LOCAL_SRCS) $(DESKTOP_SRCS)
 
 PHONY += clean
 clean:
diff --git a/src/ppu/internals.c b/src/ppu/internals.c
index 650ba3e..b8d3e27 100644
--- a/src/ppu/internals.c
+++ b/src/ppu/internals.c
@@ -1,8 +1,8 @@
 #include <stdlib.h>
 
-#include "ppu/types.h"
-#include "ppu/internals.h"
 #include "ppu/consts.h"
+#include "ppu/internals.h"
+#include "ppu/types.h"
 
 bool hh_ppu_vram_valid_address(hh_ppu_addr_t addr) {
 #pragma GCC diagnostic push
@@ -17,88 +17,59 @@ bool hh_ppu_vram_valid_address(hh_ppu_addr_t addr) {
 }
 
 void hh_ppu_vram_write(hh_s_ppu_vram_data data) {
-	for (unsigned i = 0; i < data.size; i++)
-		hh_ppu_vram_dwrite(data.offset + i, data.data[i]);
+	for (unsigned i = 0; i < data.size; i++) hh_ppu_vram_dwrite(data.offset + i, data.data[i]);
 }
 
 hh_s_ppu_vram_data hh_ppu_2nat_bam(hh_s_ppu_loc_bam_entry e) {
-	hh_ppu_data_t* data = malloc(sizeof(hh_ppu_data_t) * HH_PPU_VRAM_BAM_ENTRY_SIZE);
+	hh_ppu_data_t *data = malloc(sizeof(hh_ppu_data_t) * HH_PPU_VRAM_BAM_ENTRY_SIZE);
 
-	data[0] = HH_RESIZE(e.tilemap_index, 9, 0) << 0 |
-	          HH_RESIZE(e.palette_index, 2, 0) << 10 |
-	          e.vertical_flip << 13 |
-	          e.horizontal_flip << 14;
+	data[0] = HH_RESIZE(e.tilemap_index, 9, 0) << 0 | HH_RESIZE(e.palette_index, 2, 0) << 10 | e.vertical_flip << 13 | e.horizontal_flip << 14;
 
-	hh_s_ppu_vram_data out = {
-		.data = data,
-		.size = HH_PPU_VRAM_FAM_ENTRY_SIZE
-	};
+	hh_s_ppu_vram_data out = {.data = data, .size = HH_PPU_VRAM_FAM_ENTRY_SIZE};
 	return out;
 }
 
 hh_s_ppu_vram_data hh_ppu_2nat_fam(hh_s_ppu_loc_fam_entry e) {
-	hh_ppu_data_t* data = malloc(sizeof(hh_ppu_data_t) * HH_PPU_VRAM_FAM_ENTRY_SIZE);
+	hh_ppu_data_t *data = malloc(sizeof(hh_ppu_data_t) * HH_PPU_VRAM_FAM_ENTRY_SIZE);
 
 	e.position_x += 16;
 	e.position_y += 16;
-	data[0] = HH_RESIZE(e.tilemap_index, 9, 0) << 0 |
-	          HH_RESIZE(e.palette_index, 2, 0) << 10 |
-	          HH_RESIZE(e.position_y, 2, 0) << 13;
-	data[1] = HH_RESIZE(e.position_y, 7, 3) << 0 |
-	          HH_RESIZE(e.position_x, 8, 0) << 5 |
-	          e.vertical_flip << 14 |
-	          e.horizontal_flip << 15;
-
-	hh_s_ppu_vram_data out = {
-		.data = data,
-		.size = HH_PPU_VRAM_FAM_ENTRY_SIZE
-	};
+	data[0] = HH_RESIZE(e.tilemap_index, 9, 0) << 0 | HH_RESIZE(e.palette_index, 2, 0) << 10 | HH_RESIZE(e.position_y, 2, 0) << 13;
+	data[1] = HH_RESIZE(e.position_y, 7, 3) << 0 | HH_RESIZE(e.position_x, 8, 0) << 5 | e.vertical_flip << 14 | e.horizontal_flip << 15;
+
+	hh_s_ppu_vram_data out = {.data = data, .size = HH_PPU_VRAM_FAM_ENTRY_SIZE};
 	return out;
 }
 
 hh_s_ppu_vram_data hh_ppu_2nat_aux(hh_s_ppu_loc_aux aux) {
-	hh_ppu_data_t* data = malloc(sizeof(hh_ppu_data_t) * HH_PPU_VRAM_AUX_SIZE);
-
-	data[0] = HH_RESIZE(aux.bg_shift_y, 7, 0) << 0 |
-	          HH_RESIZE(aux.bg_shift_x, 7, 0) << 8;
-	data[1] = HH_RESIZE(aux.bg_shift_x, 8, 8) << 0 |
-	          aux.fg_fetch << 1 |
-	          aux.sysreset << 2;
-
-	hh_s_ppu_vram_data out = {
-		.data = data,
-		.size = HH_PPU_VRAM_AUX_SIZE
-	};
+	hh_ppu_data_t *data = malloc(sizeof(hh_ppu_data_t) * HH_PPU_VRAM_AUX_SIZE);
+
+	data[0] = HH_RESIZE(aux.bg_shift_y, 7, 0) << 0 | HH_RESIZE(aux.bg_shift_x, 7, 0) << 8;
+	data[1] = HH_RESIZE(aux.bg_shift_x, 8, 8) << 0 | aux.fg_fetch << 1 | aux.sysreset << 2;
+
+	hh_s_ppu_vram_data out = {.data = data, .size = HH_PPU_VRAM_AUX_SIZE};
 	return out;
 }
 
 hh_s_ppu_vram_data hh_ppu_2nat_sprite(const hh_ppu_loc_sprite_data_t sprite_data) {
-	hh_ppu_data_t* data = malloc(sizeof(hh_ppu_data_t) * HH_PPU_VRAM_TMM_SPRITE_SIZE);
+	hh_ppu_data_t *data = malloc(sizeof(hh_ppu_data_t) * HH_PPU_VRAM_TMM_SPRITE_SIZE);
 
 	for (unsigned i = 0; i < HH_PPU_SPRITE_WIDTH * HH_PPU_SPRITE_HEIGHT; i++) {
-		unsigned word = i / 5;
+		unsigned word  = i / 5;
 		unsigned pixel = i % 5;
 		if (pixel == 0) data[word] = 0;
 		data[word] |= HH_RESIZE(sprite_data[i], 2, 0) << pixel * 3;
 	}
 
-	hh_s_ppu_vram_data out = {
-		.data = data,
-		.size = HH_PPU_VRAM_TMM_SPRITE_SIZE
-	};
+	hh_s_ppu_vram_data out = {.data = data, .size = HH_PPU_VRAM_TMM_SPRITE_SIZE};
 	return out;
 }
 
 hh_s_ppu_vram_data hh_ppu_2nat_color(hh_ppu_rgb_color_t rgb) {
-	hh_ppu_data_t* data = malloc(sizeof(hh_ppu_data_t) * HH_PPU_VRAM_PAL_ENTRY_SIZE);
+	hh_ppu_data_t *data = malloc(sizeof(hh_ppu_data_t) * HH_PPU_VRAM_PAL_ENTRY_SIZE);
 
-	data[0] = HH_RESIZE(rgb[0], 3, 0) << 8 |
-	          HH_RESIZE(rgb[1], 3, 0) << 4 |
-	          HH_RESIZE(rgb[2], 3, 0) << 0;
+	data[0] = HH_RESIZE(rgb[0], 3, 0) << 8 | HH_RESIZE(rgb[1], 3, 0) << 4 | HH_RESIZE(rgb[2], 3, 0) << 0;
 
-	hh_s_ppu_vram_data out = {
-		.data = data,
-		.size = HH_PPU_VRAM_PAL_ENTRY_SIZE
-	};
+	hh_s_ppu_vram_data out = {.data = data, .size = HH_PPU_VRAM_PAL_ENTRY_SIZE};
 	return out;
 }
diff --git a/src/ppu/ppu.c b/src/ppu/ppu.c
index 5f33c55..df14b9f 100644
--- a/src/ppu/ppu.c
+++ b/src/ppu/ppu.c
@@ -1,52 +1,48 @@
 #include <stdlib.h>
 
-#include "ppu/ppu.h"
-#include "ppu/internals.h"
 #include "ppu/consts.h"
+#include "ppu/internals.h"
+#include "ppu/ppu.h"
 
 void hh_ppu_update_foreground(unsigned index, hh_s_ppu_loc_fam_entry e) {
 	hh_s_ppu_vram_data s = hh_ppu_2nat_fam(e);
-	s.offset = HH_PPU_VRAM_FAM_OFFSET + HH_PPU_VRAM_FAM_ENTRY_SIZE * index;
+	s.offset			 = HH_PPU_VRAM_FAM_OFFSET + HH_PPU_VRAM_FAM_ENTRY_SIZE * index;
 	hh_ppu_vram_write(s);
 	free(s.data);
 }
 
 void hh_ppu_update_background(unsigned index, hh_s_ppu_loc_bam_entry e) {
 	hh_s_ppu_vram_data s = hh_ppu_2nat_bam(e);
-	s.offset = HH_PPU_VRAM_BAM_OFFSET + HH_PPU_VRAM_BAM_ENTRY_SIZE * index;
+	s.offset			 = HH_PPU_VRAM_BAM_OFFSET + HH_PPU_VRAM_BAM_ENTRY_SIZE * index;
 	hh_ppu_vram_write(s);
 	free(s.data);
 }
 
 void hh_ppu_update_sprite(unsigned tilemap_index, const hh_s_ppu_loc_sprite sprite) {
 	hh_s_ppu_vram_data s = hh_ppu_2nat_sprite(sprite);
-	s.offset = HH_PPU_VRAM_TMM_OFFSET + HH_PPU_VRAM_TMM_SPRITE_SIZE * tilemap_index;
+	s.offset			 = HH_PPU_VRAM_TMM_OFFSET + HH_PPU_VRAM_TMM_SPRITE_SIZE * tilemap_index;
 	hh_ppu_vram_write(s);
 	free(s.data);
 }
 
 void hh_ppu_update_aux(hh_s_ppu_loc_aux aux) {
 	hh_s_ppu_vram_data a = hh_ppu_2nat_aux(aux);
-	a.offset = HH_PPU_VRAM_AUX_OFFSET;
+	a.offset			 = HH_PPU_VRAM_AUX_OFFSET;
 	hh_ppu_vram_write(a);
 	free(a.data);
 }
 
 void hh_ppu_update_palette_table(hh_ppu_loc_palette_table_t table) {
-	for(unsigned i = 0; i < HH_PPU_PALETTE_COUNT; i++)
-		hh_ppu_update_palette(i, table[i]);
+	for (unsigned i = 0; i < HH_PPU_PALETTE_COUNT; i++) hh_ppu_update_palette(i, table[i]);
 }
 
 void hh_ppu_update_palette(unsigned palette_index, hh_ppu_loc_palette_data_t palette) {
-	for(unsigned i = 0; i < HH_PPU_PALETTE_COLOR_COUNT; i++)
-		hh_ppu_update_color(palette_index, i, palette[i]);
+	for (unsigned i = 0; i < HH_PPU_PALETTE_COLOR_COUNT; i++) hh_ppu_update_color(palette_index, i, palette[i]);
 }
 
 void hh_ppu_update_color(unsigned palette_index, unsigned color_index, hh_ppu_rgb_color_t color) {
 	hh_s_ppu_vram_data c = hh_ppu_2nat_color(color);
-	c.offset = HH_PPU_VRAM_PAL_OFFSET +
-		palette_index * HH_PPU_VRAM_PAL_ENTRY_SIZE * HH_PPU_PALETTE_COLOR_COUNT +
-		color_index * HH_PPU_VRAM_PAL_ENTRY_SIZE;
+	c.offset			 = HH_PPU_VRAM_PAL_OFFSET + palette_index * HH_PPU_VRAM_PAL_ENTRY_SIZE * HH_PPU_PALETTE_COLOR_COUNT + color_index * HH_PPU_VRAM_PAL_ENTRY_SIZE;
 	hh_ppu_vram_write(c);
 	free(c.data);
 }
diff --git a/src/ppusim/input.c b/src/ppusim/input.c
index bdb94ac..08bc382 100644
--- a/src/ppusim/input.c
+++ b/src/ppusim/input.c
@@ -2,15 +2,14 @@
 
 #include "input.h"
 
-hh_s_gamepad g_hh_controller_p1 = { 0 };
-hh_s_gamepad g_hh_controller_p2 = { 0 };
+hh_s_gamepad g_hh_controller_p1 = {0};
+hh_s_gamepad g_hh_controller_p2 = {0};
 
 void hh_input_read() {
 	// SDL_PumpEvents();
-	const Uint8* kb = SDL_GetKeyboardState(NULL);
-	g_hh_controller_p1.dpad_up = kb[SDL_SCANCODE_W];
-	g_hh_controller_p1.dpad_down = kb[SDL_SCANCODE_S];
-	g_hh_controller_p1.dpad_left = kb[SDL_SCANCODE_A];
+	const Uint8 *kb				  = SDL_GetKeyboardState(NULL);
+	g_hh_controller_p1.dpad_up	  = kb[SDL_SCANCODE_W];
+	g_hh_controller_p1.dpad_down  = kb[SDL_SCANCODE_S];
+	g_hh_controller_p1.dpad_left  = kb[SDL_SCANCODE_A];
 	g_hh_controller_p1.dpad_right = kb[SDL_SCANCODE_D];
 }
-
diff --git a/src/ppusim/mem.c b/src/ppusim/mem.c
index e3f41f5..bd8606e 100644
--- a/src/ppusim/mem.c
+++ b/src/ppusim/mem.c
@@ -1,8 +1,8 @@
-#include <stdlib.h>
 #include <stdio.h>
+#include <stdlib.h>
 
-#include "ppusim/mem.h"
 #include "ppu/internals.h"
+#include "ppusim/mem.h"
 
 hh_ppu_data_t *g_hh_ppusim_vram = NULL;
 
diff --git a/src/ppusim/pixel.c b/src/ppusim/pixel.c
index 6e915e6..0457d55 100644
--- a/src/ppusim/pixel.c
+++ b/src/ppusim/pixel.c
@@ -1,10 +1,10 @@
 #include <SDL2/SDL.h>
 #include <stdbool.h>
 
-#include "ppusim/work.h"
+#include "ppu/consts.h"
 #include "ppu/internals.h"
 #include "ppusim/mem.h"
-#include "ppu/consts.h"
+#include "ppusim/work.h"
 
 /* transform xy if tile is flipped */
 static uint16_t hh_ppusim_apply_transform(unsigned x, unsigned y, bool fliph, bool flipv) {
@@ -15,25 +15,25 @@ static uint16_t hh_ppusim_apply_transform(unsigned x, unsigned y, bool fliph, bo
 
 /* @brief get current bg pixel cidx */
 static uint8_t hh_ppusim_bg_pixel(unsigned x, unsigned y) {
-	hh_ppu_data_t* aux = &g_hh_ppusim_vram[HH_PPU_VRAM_AUX_OFFSET];
-	unsigned bg_shift_y = HH_RESIZE(aux[0], 7, 0);
-	unsigned bg_shift_x = HH_RESIZE(aux[0], 15, 8) | HH_RESIZE(aux[1], 0, 0) << 8;
-	unsigned abs_x = bg_shift_x + x;
-	unsigned abs_y = bg_shift_y + y;
-	unsigned grid_x = abs_x / HH_PPU_SPRITE_WIDTH;
-	unsigned grid_y = abs_y / HH_PPU_SPRITE_HEIGHT;
-	unsigned loc_x = abs_x - grid_x * HH_PPU_SPRITE_WIDTH;
-	unsigned loc_y = abs_y - grid_y * HH_PPU_SPRITE_HEIGHT;
-	unsigned bam_offset = grid_y * HH_PPU_BG_CANVAS_TILES_H + grid_x;
-	hh_ppu_data_t bam = g_hh_ppusim_vram[HH_PPU_VRAM_BAM_OFFSET + bam_offset];
-	uint8_t cidx = 0;
+	hh_ppu_data_t *aux		= &g_hh_ppusim_vram[HH_PPU_VRAM_AUX_OFFSET];
+	unsigned bg_shift_y		= HH_RESIZE(aux[0], 7, 0);
+	unsigned bg_shift_x		= HH_RESIZE(aux[0], 15, 8) | HH_RESIZE(aux[1], 0, 0) << 8;
+	unsigned abs_x			= bg_shift_x + x;
+	unsigned abs_y			= bg_shift_y + y;
+	unsigned grid_x			= abs_x / HH_PPU_SPRITE_WIDTH;
+	unsigned grid_y			= abs_y / HH_PPU_SPRITE_HEIGHT;
+	unsigned loc_x			= abs_x - grid_x * HH_PPU_SPRITE_WIDTH;
+	unsigned loc_y			= abs_y - grid_y * HH_PPU_SPRITE_HEIGHT;
+	unsigned bam_offset		= grid_y * HH_PPU_BG_CANVAS_TILES_H + grid_x;
+	hh_ppu_data_t bam		= g_hh_ppusim_vram[HH_PPU_VRAM_BAM_OFFSET + bam_offset];
+	uint8_t cidx			= 0;
 	uint16_t tile_pixel_idx = hh_ppusim_apply_transform(loc_x, loc_y, HH_RESIZE(bam, 14, 14), HH_RESIZE(bam, 13, 13));
-	uint16_t tile_idx = HH_RESIZE(bam, 9, 0);
-	hh_ppu_addr_t ttm_addr = tile_idx * HH_PPU_VRAM_TMM_SPRITE_SIZE + tile_pixel_idx / 5;
-	uint8_t word_bit_addr = (tile_pixel_idx % 5) * 3;
-	hh_ppu_data_t tmm = g_hh_ppusim_vram[HH_PPU_VRAM_TMM_OFFSET + ttm_addr];
+	uint16_t tile_idx		= HH_RESIZE(bam, 9, 0);
+	hh_ppu_addr_t ttm_addr	= tile_idx * HH_PPU_VRAM_TMM_SPRITE_SIZE + tile_pixel_idx / 5;
+	uint8_t word_bit_addr	= (tile_pixel_idx % 5) * 3;
+	hh_ppu_data_t tmm		= g_hh_ppusim_vram[HH_PPU_VRAM_TMM_OFFSET + ttm_addr];
 	cidx |= HH_RESIZE(bam, 12, 10) << 3;
-	cidx |= HH_RESIZE(tmm, word_bit_addr+2, word_bit_addr) << 0;
+	cidx |= HH_RESIZE(tmm, word_bit_addr + 2, word_bit_addr) << 0;
 	return cidx;
 }
 
@@ -44,42 +44,37 @@ static uint8_t hh_ppusim_fg_pixel(unsigned x, unsigned y) {
 	uint8_t cidx = 0;
 	for (unsigned i = 0; i < HH_PPU_FG_SPRITE_COUNT; i++) {
 		unsigned fam_offset = i * HH_PPU_VRAM_FAM_ENTRY_SIZE;
-		hh_ppu_data_t* fam = &g_hh_ppusim_vram[HH_PPU_VRAM_FAM_OFFSET + fam_offset];
-		unsigned sprite_y = HH_RESIZE(fam[0], 15, 13) | HH_RESIZE(fam[1], 4, 0) << 3;
-		unsigned sprite_x = HH_RESIZE(fam[1], 13, 5);
+		hh_ppu_data_t *fam	= &g_hh_ppusim_vram[HH_PPU_VRAM_FAM_OFFSET + fam_offset];
+		unsigned sprite_y	= HH_RESIZE(fam[0], 15, 13) | HH_RESIZE(fam[1], 4, 0) << 3;
+		unsigned sprite_x	= HH_RESIZE(fam[1], 13, 5);
 		if (x < sprite_x) continue;
 		if (x >= sprite_x + HH_PPU_SPRITE_WIDTH) continue;
 		if (y < sprite_y) continue;
 		if (y >= sprite_y + HH_PPU_SPRITE_HEIGHT) continue;
-		unsigned loc_x = x - sprite_x;
-		unsigned loc_y = y - sprite_y;
+		unsigned loc_x			= x - sprite_x;
+		unsigned loc_y			= y - sprite_y;
 		uint16_t tile_pixel_idx = hh_ppusim_apply_transform(loc_x, loc_y, HH_RESIZE(fam[1], 15, 15), HH_RESIZE(fam[1], 14, 14));
-		uint16_t tile_idx = HH_RESIZE(fam[0], 9, 0);
-		hh_ppu_addr_t ttm_addr = tile_idx * HH_PPU_VRAM_TMM_SPRITE_SIZE + tile_pixel_idx / 5;
-		uint8_t word_bit_addr = (tile_pixel_idx % 5) * 3;
-		hh_ppu_data_t tmm = g_hh_ppusim_vram[HH_PPU_VRAM_TMM_OFFSET + ttm_addr];
-		unsigned cidx_col = HH_RESIZE(tmm, word_bit_addr+2, word_bit_addr);
+		uint16_t tile_idx		= HH_RESIZE(fam[0], 9, 0);
+		hh_ppu_addr_t ttm_addr	= tile_idx * HH_PPU_VRAM_TMM_SPRITE_SIZE + tile_pixel_idx / 5;
+		uint8_t word_bit_addr	= (tile_pixel_idx % 5) * 3;
+		hh_ppu_data_t tmm		= g_hh_ppusim_vram[HH_PPU_VRAM_TMM_OFFSET + ttm_addr];
+		unsigned cidx_col		= HH_RESIZE(tmm, word_bit_addr + 2, word_bit_addr);
 		if (cidx_col == 0) continue;
 		unsigned cidx_pal = HH_RESIZE(fam[0], 12, 10);
-		cidx = (cidx_col << 0) | (cidx_pal << 3);
+		cidx			  = (cidx_col << 0) | (cidx_pal << 3);
 		break;
 	}
 	return cidx;
 }
 
-void hh_ppusim_pixel(uint8_t* s, unsigned x, unsigned y) {
-	uint8_t bg_cidx = hh_ppusim_bg_pixel(x, y);
-	uint8_t fg_cidx = hh_ppusim_fg_pixel(x, y);
-	uint8_t cidx = (fg_cidx & HH_MASK(3)) == 0 ? bg_cidx : fg_cidx;
-	hh_ppu_data_t pal_rgb = g_hh_ppusim_vram[HH_PPU_VRAM_PAL_OFFSET + cidx];
-	hh_ppu_rgb_color_t rgb = {
-		HH_RESIZE(pal_rgb, 11, 8),
-		HH_RESIZE(pal_rgb, 7, 4),
-		HH_RESIZE(pal_rgb, 3, 0)
-	};
+void hh_ppusim_pixel(uint8_t *s, unsigned x, unsigned y) {
+	uint8_t bg_cidx		   = hh_ppusim_bg_pixel(x, y);
+	uint8_t fg_cidx		   = hh_ppusim_fg_pixel(x, y);
+	uint8_t cidx		   = (fg_cidx & HH_MASK(3)) == 0 ? bg_cidx : fg_cidx;
+	hh_ppu_data_t pal_rgb  = g_hh_ppusim_vram[HH_PPU_VRAM_PAL_OFFSET + cidx];
+	hh_ppu_rgb_color_t rgb = {HH_RESIZE(pal_rgb, 11, 8), HH_RESIZE(pal_rgb, 7, 4), HH_RESIZE(pal_rgb, 3, 0)};
 
 	s[0] = rgb[0] << 4;
 	s[1] = rgb[1] << 4;
 	s[2] = rgb[2] << 4;
 }
-
diff --git a/src/ppusim/sim.c b/src/ppusim/sim.c
index 2816b31..449b78d 100644
--- a/src/ppusim/sim.c
+++ b/src/ppusim/sim.c
@@ -1,6 +1,6 @@
-#include <stdlib.h>
-#include <stdbool.h>
 #include <SDL2/SDL.h>
+#include <stdbool.h>
+#include <stdlib.h>
 
 #include "main.h"
 #include "ppu/ppu.h"
@@ -8,16 +8,17 @@
 #include "ppusim/sim.h"
 #include "ppusim/work.h"
 
-SDL_Window *g_hh_window = NULL;
+SDL_Window *g_hh_window		= NULL;
 SDL_Renderer *g_hh_renderer = NULL;
 
 void hh_ppu_init() {
 	SDL_Init(SDL_INIT_VIDEO | SDL_INIT_EVENTS);
-	g_hh_window = SDL_CreateWindow("ppusim", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, HH_PPU_SCREEN_WIDTH * HH_PPUSIM_UPSCALE_FACTOR, HH_PPU_SCREEN_HEIGHT * HH_PPUSIM_UPSCALE_FACTOR, SDL_WINDOW_SHOWN);
+	g_hh_window	  = SDL_CreateWindow("ppusim", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, HH_PPU_SCREEN_WIDTH * HH_PPUSIM_UPSCALE_FACTOR,
+									 HH_PPU_SCREEN_HEIGHT * HH_PPUSIM_UPSCALE_FACTOR, SDL_WINDOW_SHOWN);
 	g_hh_renderer = SDL_CreateRenderer(g_hh_window, -1, SDL_RENDERER_ACCELERATED);
 
 	g_hh_ppusim_core_count = SDL_GetCPUCount();
-	g_hh_ppusim_threads = malloc(sizeof(pthread_t) * g_hh_ppusim_core_count);
+	g_hh_ppusim_threads	   = malloc(sizeof(pthread_t) * g_hh_ppusim_core_count);
 
 	g_hh_ppusim_vram = malloc(sizeof(hh_ppu_data_t) * 0xffff);
 	memset(g_hh_ppusim_vram, 0x0000, 0xffff);
@@ -36,8 +37,9 @@ void hh_loop() {
 	SDL_Event e;
 	while (g_hh_run) {
 		uint32_t start = SDL_GetTicks();
-		while (SDL_PollEvent(&e)) if (e.type == SDL_QUIT) exit(0);
-		
+		while (SDL_PollEvent(&e))
+			if (e.type == SDL_QUIT) exit(0);
+
 		hh_ppu_vblank_interrupt();
 
 		SDL_RenderClear(g_hh_renderer);
diff --git a/src/ppusim/work.c b/src/ppusim/work.c
index 3b9cee6..96d15aa 100644
--- a/src/ppusim/work.c
+++ b/src/ppusim/work.c
@@ -2,12 +2,12 @@
 #include <pthread.h>
 #include <stdio.h>
 
-#include "ppusim/work.h"
-#include "ppusim/sim.h"
 #include "ppu/consts.h"
 #include "ppusim/pixel.h"
+#include "ppusim/sim.h"
+#include "ppusim/work.h"
 
-pthread_t* g_hh_ppusim_threads;
+pthread_t *g_hh_ppusim_threads;
 unsigned g_hh_ppusim_core_count;
 hh_s_ppusim_screen g_hh_ppusim_screen;
 
@@ -15,29 +15,26 @@ hh_s_ppusim_screen g_hh_ppusim_screen;
 #pragma GCC diagnostic ignored "-Wint-to-pointer-cast"
 #pragma GCC diagnostic ignored "-Wpointer-to-int-cast"
 
-void* hh_ppusim_draw_thread(void* arg) {
-	unsigned core = (unsigned long) arg;
+void *hh_ppusim_draw_thread(void *arg) {
+	unsigned core = (unsigned long)arg;
 	for (unsigned y = core; y < HH_PPU_SCREEN_HEIGHT; y += g_hh_ppusim_core_count)
-		for (unsigned x = 0; x < HH_PPU_SCREEN_WIDTH; x++)
-			hh_ppusim_pixel(g_hh_ppusim_screen[y][x], x, y);
+		for (unsigned x = 0; x < HH_PPU_SCREEN_WIDTH; x++) hh_ppusim_pixel(g_hh_ppusim_screen[y][x], x, y);
 	return NULL;
 }
 
-void hh_ppusim_draw_frame(SDL_Renderer* renderer) {
-	for (unsigned core = 0; core < g_hh_ppusim_core_count; core++)
-		pthread_create(&g_hh_ppusim_threads[core], NULL, hh_ppusim_draw_thread, (void*)(unsigned long)core);
-	for (unsigned core = 0; core < g_hh_ppusim_core_count; core++)
-		pthread_join(g_hh_ppusim_threads[core], NULL);
-	
+void hh_ppusim_draw_frame(SDL_Renderer *renderer) {
+	for (unsigned core = 0; core < g_hh_ppusim_core_count; core++) pthread_create(&g_hh_ppusim_threads[core], NULL, hh_ppusim_draw_thread, (void *)(unsigned long)core);
+	for (unsigned core = 0; core < g_hh_ppusim_core_count; core++) pthread_join(g_hh_ppusim_threads[core], NULL);
+
 	for (unsigned x = 0; x < HH_PPU_SCREEN_WIDTH; x++) {
 		for (unsigned y = 0; y < HH_PPU_SCREEN_HEIGHT; y++) {
 			SDL_SetRenderDrawColor(renderer, g_hh_ppusim_screen[y][x][0], g_hh_ppusim_screen[y][x][1], g_hh_ppusim_screen[y][x][2], 255);
-			SDL_RenderFillRect(renderer, &(SDL_Rect) {
-				.x = x * HH_PPUSIM_UPSCALE_FACTOR,
-				.y = y * HH_PPUSIM_UPSCALE_FACTOR,
-				.w = HH_PPUSIM_UPSCALE_FACTOR,
-				.h = HH_PPUSIM_UPSCALE_FACTOR,
-			});
+			SDL_RenderFillRect(renderer, &(SDL_Rect){
+											 .x = x * HH_PPUSIM_UPSCALE_FACTOR,
+											 .y = y * HH_PPUSIM_UPSCALE_FACTOR,
+											 .w = HH_PPUSIM_UPSCALE_FACTOR,
+											 .h = HH_PPUSIM_UPSCALE_FACTOR,
+										 });
 		}
 	}
 }
-- 
cgit v1.2.3


From f4e4b53fe3ef96a7bd2d4052c5a181f05945a0aa Mon Sep 17 00:00:00 2001
From: NielsCoding <101340368+NielsCoding@users.noreply.github.com>
Date: Sat, 11 Mar 2023 11:16:50 +0100
Subject: makefile engine

---
 src/engine/draw_screen.h | 8 ++++++++
 src/engine/engine.c      | 3 +++
 src/engine/level.h       | 1 +
 src/makefile             | 3 ++-
 4 files changed, 14 insertions(+), 1 deletion(-)
 create mode 100644 src/engine/engine.c

(limited to 'src/makefile')

diff --git a/src/engine/draw_screen.h b/src/engine/draw_screen.h
index f5d7507..4af5865 100644
--- a/src/engine/draw_screen.h
+++ b/src/engine/draw_screen.h
@@ -1 +1,9 @@
+#pragma once
+
+
 // every function call for drawing the screen goes here.
+#include "engine/maths.h"
+
+#include <stdint.h>
+uint16_t hh_world_to_tile(vec2 pos);
+void hh_draw_screen(vec2 viewport);
\ No newline at end of file
diff --git a/src/engine/engine.c b/src/engine/engine.c
new file mode 100644
index 0000000..f3410a4
--- /dev/null
+++ b/src/engine/engine.c
@@ -0,0 +1,3 @@
+#include "engine/draw_screen.h"
+#include "engine/level.h"
+#include "engine/maths.h"
diff --git a/src/engine/level.h b/src/engine/level.h
index 09f77e7..8d610dd 100644
--- a/src/engine/level.h
+++ b/src/engine/level.h
@@ -1,3 +1,4 @@
+#pragma once
 //deal with loading/saving the correct level
 
 /** @brief  */
diff --git a/src/makefile b/src/makefile
index c69bfb5..96751fb 100644
--- a/src/makefile
+++ b/src/makefile
@@ -30,7 +30,8 @@ CFLAGS += $(if $(DESKTOP), -DHH_TARGET_DESKTOP, )
 LOCAL_SRCS += main.c \
 							ppu/internals.c \
 							ppu/ppu.c \
-							demo.c
+							demo.c \
+							engine/engine.c
 
 CFLAGS += $(SHARED_FLAGS)
 LFLAGS += $(SHARED_FLAGS)
-- 
cgit v1.2.3


From 557cbed3ab2dea1dafd61ccdc3521aeed9b63a43 Mon Sep 17 00:00:00 2001
From: NielsCoding <101340368+NielsCoding@users.noreply.github.com>
Date: Sat, 11 Mar 2023 19:46:57 +0100
Subject: drawing map en read from binary complete. shift to background.

---
 src/engine/draw_screen.c | 61 ++++++++++++++++++++++++++++++++++++++++++++++++
 src/engine/draw_screen.h | 18 +++++++++++---
 src/makefile             |  3 ++-
 3 files changed, 78 insertions(+), 4 deletions(-)
 create mode 100644 src/engine/draw_screen.c

(limited to 'src/makefile')

diff --git a/src/engine/draw_screen.c b/src/engine/draw_screen.c
new file mode 100644
index 0000000..3e4d8c4
--- /dev/null
+++ b/src/engine/draw_screen.c
@@ -0,0 +1,61 @@
+#include "draw_screen.h"
+
+uint8_t hh_world_to_tile(vec2 pos){
+	
+    FILE* level = fopen("../test/bin/test_map.bin", "rb"); /* open binary file */
+    if (!level) { /* check if file opened successfully */
+        fprintf(stderr, "Error: Failed to open file.\n");
+        return 0;
+    }
+	int index = (pos.y + pos.x);
+	fseek(level, (index * sizeof(int)) + sizeof(int), SEEK_SET);
+	int* tile = (int*)malloc(sizeof(int));
+   fread(tile, sizeof(int), 1, level); // read 1 tile from binary
+
+	fclose(level);
+	int val = *tile;
+	free(tile);
+	return val;
+}
+
+
+// remeber old value to know which part to update.
+vec2 previousViewport = { .x = 0, .y = 0 };
+void hh_draw_screen(vec2 viewport){
+	if (viewport.x == previousViewport.x && viewport.y == previousViewport.y) return;
+	
+	hh_ppu_update_aux((hh_s_ppu_loc_aux){
+		.bg_shift_x = viewport.x*HH_PPU_SPRITE_WIDTH,
+		.bg_shift_y = viewport.y*HH_PPU_SPRITE_HEIGHT,
+		.fg_fetch	= 0,
+		.sysreset	= 0,
+	});
+
+	// update previous viewport values
+	previousViewport = viewport;
+}
+
+void hh_setup_screen(){
+	//(HH_map_size_X*HH_map_size_Y)
+	int size = 3200; // max X = 40 en max Y = 80
+	FILE* level = fopen("../test/bin/test_map.bin", "rb"); /* open binary file */
+	if (!level) { /* check if file opened successfully */
+		fprintf(stderr, "Error: Failed to open file.\n");
+		return;
+	}
+	fseek(level, (0* sizeof(int)) + sizeof(int), SEEK_SET);
+	int* tile = (int*)malloc(size*sizeof(int));
+   fread(tile, sizeof(int), size, level); // read 1 tile from binary
+
+	fclose(level);
+
+	for(int BAM_index = 0; BAM_index < size; BAM_index++){
+		hh_ppu_update_background(BAM_index, (hh_s_ppu_loc_bam_entry){
+			.horizontal_flip = false,
+			.vertical_flip   = false,
+			.palette_index   = tile[BAM_index]+1,
+			.tilemap_index   = tile[BAM_index],
+		});
+	}
+	free(tile);
+}
diff --git a/src/engine/draw_screen.h b/src/engine/draw_screen.h
index 4af5865..8d7df47 100644
--- a/src/engine/draw_screen.h
+++ b/src/engine/draw_screen.h
@@ -2,8 +2,20 @@
 
 
 // every function call for drawing the screen goes here.
-#include "engine/maths.h"
+#include "../engine/maths.h"
+#include "ppu/ppu.h"
 
+#include <stdio.h>
 #include <stdint.h>
-uint16_t hh_world_to_tile(vec2 pos);
-void hh_draw_screen(vec2 viewport);
\ No newline at end of file
+#include <stdlib.h>
+
+
+#define HH_map_size_X 80
+#define HH_map_size_Y 60
+
+/** @brief return a single tile from world binary */
+uint8_t hh_world_to_tile(vec2 pos);
+/** @brief shift to level if viewport changed position */
+void hh_draw_screen(vec2 viewport);
+/** @brief send data to BAM memory from binary level */
+void hh_setup_screen();
diff --git a/src/makefile b/src/makefile
index 96751fb..96f3108 100644
--- a/src/makefile
+++ b/src/makefile
@@ -31,7 +31,8 @@ LOCAL_SRCS += main.c \
 							ppu/internals.c \
 							ppu/ppu.c \
 							demo.c \
-							engine/engine.c
+							engine/engine.c \
+							engine/draw_screen.c
 
 CFLAGS += $(SHARED_FLAGS)
 LFLAGS += $(SHARED_FLAGS)
-- 
cgit v1.2.3


From a386709d12167ab8f85336a1764040c3f573e9eb Mon Sep 17 00:00:00 2001
From: UnavailableDev <ggwildplay@gmail.com>
Date: Sun, 12 Mar 2023 11:37:58 +0100
Subject: integrated palettes and fixed reading tiles

---
 src/engine/engine.c            |   1 +
 src/engine/sprite_controller.c |  10 +
 src/engine/sprite_controller.h |  96 ++++++++
 src/makefile                   |   3 +-
 src/ppusim/sim.c               |  12 +-
 test/bin/exportingPalettes.md  |   4 +
 test/bin/test_file_read.c      |  11 +-
 test/bin/tilemap.pip           | 512 +++++++++++++++++++++++++++++++++++++++++
 8 files changed, 637 insertions(+), 12 deletions(-)
 create mode 100644 test/bin/exportingPalettes.md
 create mode 100644 test/bin/tilemap.pip

(limited to 'src/makefile')

diff --git a/src/engine/engine.c b/src/engine/engine.c
index f3410a4..799ee7c 100644
--- a/src/engine/engine.c
+++ b/src/engine/engine.c
@@ -1,3 +1,4 @@
 #include "engine/draw_screen.h"
 #include "engine/level.h"
 #include "engine/maths.h"
+#include "engine/sprite_controller.h"
diff --git a/src/engine/sprite_controller.c b/src/engine/sprite_controller.c
index e69de29..c224ff7 100644
--- a/src/engine/sprite_controller.c
+++ b/src/engine/sprite_controller.c
@@ -0,0 +1,10 @@
+#include <stdint.h>
+
+#include "engine/sprite_controller.h"
+// #include "engine/maths.h"
+#include "ppu/types.h"
+#include "ppu/consts.h"
+
+uint8_t hh_get_palette(uint16_t tile_idx) {
+	return hh_g_sprite_palette[tile_idx];
+}
diff --git a/src/engine/sprite_controller.h b/src/engine/sprite_controller.h
index a433bd6..47ab0af 100644
--- a/src/engine/sprite_controller.h
+++ b/src/engine/sprite_controller.h
@@ -1,8 +1,104 @@
 #pragma once
+#include <stdint.h>
+
+#include "ppu/types.h"
+
 // handles sprites
 
 // Bg sprites
 
 // Fg or entity sprites
 
+//TODO: pack data inside of sprite_palette LUT
+//HH_PPU_PALETTE_COUNT
+#define HH_SPRITE_COUNT 32
+#define HH_PAL_IDX_SKY 0
+#define HH_PAL_IDX_BRICK 1
+uint8_t hh_g_sprite_palette[HH_SPRITE_COUNT] = {
+	0,1,1,1,1,1,1,1,1,1, //1+9
+	1,1,1,1,1,1,1,1,1,1, //6+4
+	1,1,1,1,1,1,1,1,1,	//9
+	7,7,7,2,7,7,1,2,7
+	//other palettes here:
+};
+
+
+hh_ppu_loc_palette_table_t hh_g_palette = {
+	{//palette info here
+		{0x1,0x2,0x3},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0}},
+	{//Bricks
+		{0x1,0x2,0x3},//01
+		{0xd,0x8,0xa},//24
+		{0x0,0x0,0x1},//25
+		{0x1,0x1,0x1},//26
+		{0x1,0x1,0x2},//27
+		{0x2,0x2,0x3},//28
+		{0x3,0x4,0x5},//29
+		{0x5,0x1,0x7}},
+	{//slime
+		{0x1,0x2,0x3},
+		{0x1,0x3,0x2},
+		{0x4,0x8,0x3},
+		{0x7,0xa,0x4},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0}},
+	{
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0}},
+	{
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0}},
+	{
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0}},
+	{
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0}},
+	{
+		{0xf,0xf,0xf},
+		{0xf,0xf,0xf},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0},
+		{0x0,0x0,0x0}}
+};
+
+/** @brief return palette index that belongs to tilemap index */
+uint8_t hh_get_palette(uint16_t tile_idx);
 
+bool hh_colidable(uint16_t tile_idx);
diff --git a/src/makefile b/src/makefile
index 96751fb..02fcb12 100644
--- a/src/makefile
+++ b/src/makefile
@@ -31,7 +31,8 @@ LOCAL_SRCS += main.c \
 							ppu/internals.c \
 							ppu/ppu.c \
 							demo.c \
-							engine/engine.c
+							engine/engine.c \
+							engine/sprite_controller.c
 
 CFLAGS += $(SHARED_FLAGS)
 LFLAGS += $(SHARED_FLAGS)
diff --git a/src/ppusim/sim.c b/src/ppusim/sim.c
index a759039..1e7e609 100644
--- a/src/ppusim/sim.c
+++ b/src/ppusim/sim.c
@@ -29,21 +29,21 @@ void hh_ppu_init() {
 }
 
 void hh_ppu_load_tilemap() {
-	char* filename = "tiles.bin";
+	char* filename = "../test/bin/tiles.bin";
 	FILE* fp = fopen(filename,"rb");
 	if (!fp){
-		printf("File error!");
+		fprintf(stderr,"File error!");
 		return;//error
 	}
-
+	int sprite_size = (HH_PPU_SPRITE_WIDTH * HH_PPU_SPRITE_HEIGHT);
 	fseek(fp, 0, SEEK_END);//goto EOF
-	int _size = ftell(fp)/HH_PPU_VRAM_TMM_SPRITE_SIZE;
+	int _size = ftell(fp)/sprite_size;
 	fseek(fp, 0, 0);//goto start of file
 
 	for (int i = 0; i < _size; i++) {
-		uint8_t data[HH_PPU_VRAM_TMM_SPRITE_SIZE];
+		uint8_t data[sprite_size];
 
-		fread(data,HH_PPU_VRAM_TMM_SPRITE_SIZE,1,fp);
+		fread(data,sizeof(uint8_t),sprite_size,fp);
 		
 		hh_s_ppu_vram_data sprite = hh_ppu_2nat_sprite(data);
 		sprite.offset = i*HH_PPU_VRAM_TMM_SPRITE_SIZE;
diff --git a/test/bin/exportingPalettes.md b/test/bin/exportingPalettes.md
new file mode 100644
index 0000000..be4a354
--- /dev/null
+++ b/test/bin/exportingPalettes.md
@@ -0,0 +1,4 @@
+```sh
+cat test.src|head -n 46 | awk '{printf "%02x: {0x%x,0x%x,0x%x}\n",NR,$1/2,$2/2,$3/2 }' > hex_palettes
+```
+
diff --git a/test/bin/test_file_read.c b/test/bin/test_file_read.c
index 391e2c6..df93395 100644
--- a/test/bin/test_file_read.c
+++ b/test/bin/test_file_read.c
@@ -18,19 +18,20 @@ void printData(uint8_t* in) {
 void hh_ppu_load_tilemap() {
 
 	
-	char* filename = "tiles.bin";
+	char* filename = "slime.bin";
 	FILE* fp = fopen(filename,"rb");
 	if (!fp){
 		return;//error
 	}
 
+	int sprite_size = (16 * 16);
 	fseek(fp, 0, SEEK_END);
-	int _size = ftell(fp)/HH_PPU_VRAM_TMM_SPRITE_SIZE;
-	fseek(fp, 0, 0);
+	int _size = ftell(fp)/sprite_size;
+	rewind(fp);
 	// printf("%i",_size);
 	for (int i = 0; i < _size; i++) {
-		uint8_t data[HH_PPU_VRAM_TMM_SPRITE_SIZE];
-		fread(data,HH_PPU_VRAM_TMM_SPRITE_SIZE,1,fp);
+		uint8_t data[sprite_size];
+		fread(data,1,sprite_size,fp);
 		
 		printData(data);
 	}
diff --git a/test/bin/tilemap.pip b/test/bin/tilemap.pip
new file mode 100644
index 0000000..c0c646e
--- /dev/null
+++ b/test/bin/tilemap.pip
@@ -0,0 +1,512 @@
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-- 
cgit v1.2.3


From bb2839a81d64e8644c57d83806ae41cc4cfad9dd Mon Sep 17 00:00:00 2001
From: UnavailableDev <ggwildplay@gmail.com>
Date: Sun, 12 Mar 2023 13:00:45 +0100
Subject: makefile update

---
 src/engine/TODO/entity.c | 41 -----------------------------------------
 src/engine/TODO/entity.h | 24 ------------------------
 src/engine/entity.c      | 41 +++++++++++++++++++++++++++++++++++++++++
 src/engine/entity.h      | 24 ++++++++++++++++++++++++
 src/makefile             |  7 +++++--
 5 files changed, 70 insertions(+), 67 deletions(-)
 delete mode 100644 src/engine/TODO/entity.c
 delete mode 100644 src/engine/TODO/entity.h
 create mode 100644 src/engine/entity.c
 create mode 100644 src/engine/entity.h

(limited to 'src/makefile')

diff --git a/src/engine/TODO/entity.c b/src/engine/TODO/entity.c
deleted file mode 100644
index fa550d5..0000000
--- a/src/engine/TODO/entity.c
+++ /dev/null
@@ -1,41 +0,0 @@
-#include <stdbool.h>
-
-#include "hh_entity.h"
-#include "maths.h"
-
-/*
-    PLAYER: (pos on X)
-    ,___,
-    |   |
-    | X |
-    |___|
-
-*/
-
-bool hh_collision(vec2* pos1, vec2* pos2){
-    if (pos2->x == CLAMP(pos2->x,pos1->x,pos1->x+1.0f)){// hit x
-        return true;
-    }
-
-    if (pos2->y == CLAMP(pos2->y,pos1->y,pos1->y+0.99f)){// hit y
-        return true;
-    }
-    return false;
-}
-
-void hh_solve_collision(vec2* pos_environment, hh_entity* entity){
-    if (entity->vec.x > 0.0f){
-        entity->pos.x = MIN(entity->pos.x,pos_environment->x-1.0f);
-        entity->vec.x = 0.0f;
-    } else if (entity->vec.x < 0.0f){
-        entity->pos.x = MAX(entity->pos.x,pos_environment->x+1.0f);
-        entity->vec.x = 0.0f;
-    } else if (entity->vec.y > 0.0f){
-        entity->pos.x = MIN(entity->pos.x,pos_environment->x-1.0f);
-        entity->vec.x = 0.0f;
-    } else if (entity->vec.y < 0.0f){
-        entity->pos.x = MAX(entity->pos.x,pos_environment->x+1.0f);
-        entity->vec.x = 0.0f;
-    }
-}
-
diff --git a/src/engine/TODO/entity.h b/src/engine/TODO/entity.h
deleted file mode 100644
index fdbeb8a..0000000
--- a/src/engine/TODO/entity.h
+++ /dev/null
@@ -1,24 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#include "maths.h"
-
-typedef struct {
-    vec2 pos, vec;
-    bool is_grounded;
-    int8_t hp;
-    //armor/block?
-}hh_entity;
-
-/// @brief detect for collision enity and eviroment
-/// @param pos1 position of environment tile to be checked
-/// @param pos2 position entity
-/// @return true if collision between enity and environment
-bool hh_collision(vec2* pos1, vec2* pos2);
-
-/// @brief solve collisions
-/// @param environment position
-/// @param entity position
-/// @return solved new entity position
-void hh_solve_collision(vec2* pos_environment, hh_entity* entity);
diff --git a/src/engine/entity.c b/src/engine/entity.c
new file mode 100644
index 0000000..1dc1df8
--- /dev/null
+++ b/src/engine/entity.c
@@ -0,0 +1,41 @@
+#include <stdbool.h>
+
+#include "engine/hh_entity.h"
+#include "engine/maths.h"
+
+/*
+    PLAYER: (pos on X)
+    ,___,
+    |   |
+    | X |
+    |___|
+
+*/
+
+bool hh_collision(vec2* pos1, vec2* pos2){
+    if (pos2->x == CLAMP(pos2->x,pos1->x,pos1->x+1.0f)){// hit x
+        return true;
+    }
+
+    if (pos2->y == CLAMP(pos2->y,pos1->y,pos1->y+0.99f)){// hit y
+        return true;
+    }
+    return false;
+}
+
+void hh_solve_collision(vec2* pos_environment, hh_entity* entity){
+    if (entity->vec.x > 0.0f){
+        entity->pos.x = MIN(entity->pos.x,pos_environment->x-1.0f);
+        entity->vec.x = 0.0f;
+    } else if (entity->vec.x < 0.0f){
+        entity->pos.x = MAX(entity->pos.x,pos_environment->x+1.0f);
+        entity->vec.x = 0.0f;
+    } else if (entity->vec.y > 0.0f){
+        entity->pos.x = MIN(entity->pos.x,pos_environment->x-1.0f);
+        entity->vec.x = 0.0f;
+    } else if (entity->vec.y < 0.0f){
+        entity->pos.x = MAX(entity->pos.x,pos_environment->x+1.0f);
+        entity->vec.x = 0.0f;
+    }
+}
+
diff --git a/src/engine/entity.h b/src/engine/entity.h
new file mode 100644
index 0000000..b2a0c49
--- /dev/null
+++ b/src/engine/entity.h
@@ -0,0 +1,24 @@
+#pragma once
+
+#include <stdint.h>
+
+#include "engine/maths.h"
+
+typedef struct {
+    vec2 pos, vec;
+    bool is_grounded;
+    int8_t hp;
+    //armor/block?
+}hh_entity;
+
+/// @brief detect for collision enity and eviroment
+/// @param pos1 position of environment tile to be checked
+/// @param pos2 position entity
+/// @return true if collision between enity and environment
+bool hh_collision(vec2* pos1, vec2* pos2);
+
+/// @brief solve collisions
+/// @param environment position
+/// @param entity position
+/// @return solved new entity position
+void hh_solve_collision(vec2* pos_environment, hh_entity* entity);
diff --git a/src/makefile b/src/makefile
index 10baa14..142d918 100644
--- a/src/makefile
+++ b/src/makefile
@@ -32,8 +32,11 @@ LOCAL_SRCS += main.c \
 							ppu/ppu.c \
 							demo.c \
 							engine/engine.c \
-							engine/sprite_controller.c  \
-							engine/draw_screen.c
+							engine/sprite_controller.c \
+							engine/draw_screen.c \
+							engine/camera.c \
+							engine/maths.c \
+							engine/entity.c
 
 CFLAGS += $(SHARED_FLAGS)
 LFLAGS += $(SHARED_FLAGS)
-- 
cgit v1.2.3


From 5c4bf7d451135cd3af3e51976251f01cbb6e6573 Mon Sep 17 00:00:00 2001
From: UnavailableDev <ggwildplay@gmail.com>
Date: Mon, 13 Mar 2023 09:57:34 +0100
Subject: camera, movement, collisions

---
 src/engine/TODO/player_controller.h |  4 ----
 src/engine/camera.c                 | 20 +++++++++++++++++-
 src/engine/draw_screen.c            | 18 ++++++++--------
 src/engine/entity.c                 | 41 +++++++++++++++++++++----------------
 src/engine/entity.h                 |  6 ++++--
 src/engine/maths.c                  |  4 ++++
 src/engine/maths.h                  |  4 +++-
 src/engine/player_controller.c      |  1 +
 src/engine/player_controller.h      |  7 +++++++
 src/engine/sprite_controller.c      |  5 ++++-
 src/makefile                        |  1 +
 src/ppusim/input.c                  |  1 +
 src/ppusim/sim.c                    |  2 +-
 13 files changed, 77 insertions(+), 37 deletions(-)
 delete mode 100644 src/engine/TODO/player_controller.h
 create mode 100644 src/engine/player_controller.c
 create mode 100644 src/engine/player_controller.h

(limited to 'src/makefile')

diff --git a/src/engine/TODO/player_controller.h b/src/engine/TODO/player_controller.h
deleted file mode 100644
index 1e9b86c..0000000
--- a/src/engine/TODO/player_controller.h
+++ /dev/null
@@ -1,4 +0,0 @@
-#include "maths.h"
-#include "hh_entity.h"
-
-// inputs
diff --git a/src/engine/camera.c b/src/engine/camera.c
index 46c2d93..e756bd4 100644
--- a/src/engine/camera.c
+++ b/src/engine/camera.c
@@ -5,8 +5,26 @@
 
 vec_cor hh_update_camera(vec_cen new, vec2 min, vec2 max){
 
-	new = vec_cen2cor(new,(vec2){.x=20,.y=30});
+	//TODO: change floating point math to fix point math
+	//TODO: fix buggy y-axis ??
+
+	// new = vec_cen2cor(new,(vec2){.x=max.x/2,.y=max.y/2});
+	new = vec_cen2cor((vec2){.x=new.x+(HH_PPU_SPRITE_WIDTH/2),.y=(new.y+(HH_PPU_SPRITE_HEIGHT/2))*2},(vec2){.x=max.x/2,.y=max.y/2});
+	// new.x = new.x << HH_MATH_FIXED_POINT;
+	// new.y = new.y << HH_MATH_FIXED_POINT;
 	static vec_cor old;
+	// old.x = old.x << HH_MATH_FIXED_POINT;
+	// old.y = old.y << HH_MATH_FIXED_POINT;
+
+	// int16_t some = 0;
+	// some = some <<= HH_MATH_FIXED_POINT-1;
+
+	new.x = (int)((float)new.x*0.1f + (float)old.x*0.9f);
+	new.y = (int)((float)new.y*0.1f + (float)old.y*0.9f);
+
+	// old.x = old.x >> HH_MATH_FIXED_POINT;
+	// old.y = old.y >> HH_MATH_FIXED_POINT;
+
 
 	old.x = CLAMP(new.x,min.x,max.x);
 	old.y = CLAMP(new.y,min.y,max.y);
diff --git a/src/engine/draw_screen.c b/src/engine/draw_screen.c
index 0295241..c4f3389 100644
--- a/src/engine/draw_screen.c
+++ b/src/engine/draw_screen.c
@@ -3,20 +3,20 @@
 
 uint8_t hh_world_to_tile(vec2 pos){
 	
-    FILE* level = fopen("../test/bin/test_map.bin", "rb"); /* open binary file */
+    FILE* level = fopen("../test/bin/level1_test.bin", "rb"); /* open binary file */
     if (!level) { /* check if file opened successfully */
         fprintf(stderr, "Error: Failed to open file.\n");
         return 0;
     }
-	int index = (pos.y + pos.x);
+	int index = ((pos.y/16)*40 + pos.x/16);//TODO: remove magic number(s)
 	fseek(level, (index * sizeof(int)) + sizeof(int), SEEK_SET);
-	int* tile = (int*)malloc(sizeof(int));
-   fread(tile, sizeof(int), 1, level); // read 1 tile from binary
+	int tile;// = (int*)malloc(sizeof(int));
+   fread(&tile, sizeof(int), 1, level); // read 1 tile from binary
 
 	fclose(level);
-	int val = *tile;
-	free(tile);
-	return val;
+	// int val = tile;
+	// free(tile);
+	return tile;
 }
 
 
@@ -26,8 +26,8 @@ void hh_draw_screen(vec_cor viewport){
 	if (viewport.x == previousViewport.x && viewport.y == previousViewport.y) return;
 	
 	hh_ppu_update_aux((hh_s_ppu_loc_aux){
-		.bg_shift_x = viewport.x*HH_PPU_SPRITE_WIDTH,
-		.bg_shift_y = viewport.y*HH_PPU_SPRITE_HEIGHT,
+		.bg_shift_x = viewport.x,
+		.bg_shift_y = viewport.y,
 		.fg_fetch	= 0,
 		.sysreset	= 0,
 	});
diff --git a/src/engine/entity.c b/src/engine/entity.c
index 1dc1df8..152cf1d 100644
--- a/src/engine/entity.c
+++ b/src/engine/entity.c
@@ -1,6 +1,6 @@
 #include <stdbool.h>
 
-#include "engine/hh_entity.h"
+#include "engine/entity.h"
 #include "engine/maths.h"
 
 /*
@@ -12,30 +12,35 @@
 
 */
 
-bool hh_collision(vec2* pos1, vec2* pos2){
-    if (pos2->x == CLAMP(pos2->x,pos1->x,pos1->x+1.0f)){// hit x
+bool hh_collision(vec_cor pos1, vec2 pos2){
+    if (pos2.x == CLAMP(pos2.x, pos1.x, pos1.x+16)){// hit x
         return true;
     }
 
-    if (pos2->y == CLAMP(pos2->y,pos1->y,pos1->y+0.99f)){// hit y
+    if (pos2.y == CLAMP(pos2.y, pos1.y, pos1.y+16)){// hit y
         return true;
     }
     return false;
 }
 
-void hh_solve_collision(vec2* pos_environment, hh_entity* entity){
-    if (entity->vec.x > 0.0f){
-        entity->pos.x = MIN(entity->pos.x,pos_environment->x-1.0f);
-        entity->vec.x = 0.0f;
-    } else if (entity->vec.x < 0.0f){
-        entity->pos.x = MAX(entity->pos.x,pos_environment->x+1.0f);
-        entity->vec.x = 0.0f;
-    } else if (entity->vec.y > 0.0f){
-        entity->pos.x = MIN(entity->pos.x,pos_environment->x-1.0f);
-        entity->vec.x = 0.0f;
-    } else if (entity->vec.y < 0.0f){
-        entity->pos.x = MAX(entity->pos.x,pos_environment->x+1.0f);
-        entity->vec.x = 0.0f;
-    }
+void hh_solve_collision(vec2 pos_environment, hh_entity* entity){
+	if (!hh_collision(pos_environment,entity->pos))
+		return;
+
+	printf("BONK!/n");
+	// if (entity->vec.y > 0){
+	// 	entity->pos.y = MAX(entity->pos.y,pos_environment.y);
+	// 	entity->vec.y = 0;
+	// } else {
+	// 	entity->pos.y = MIN(entity->pos.y,pos_environment.y);
+	// 	entity->vec.y = 0;
+	// }
+	// if (entity->vec.x <= 0){
+	// 	entity->pos.x = MIN(entity->pos.x,pos_environment.x-16);
+	// 	entity->vec.x = 0;
+	// } else {
+	// 	entity->pos.x = MAX(entity->pos.x,pos_environment.x+16);
+	// 	entity->vec.x = 0;
+	// } 
 }
 
diff --git a/src/engine/entity.h b/src/engine/entity.h
index b2a0c49..dee4aed 100644
--- a/src/engine/entity.h
+++ b/src/engine/entity.h
@@ -1,6 +1,7 @@
 #pragma once
 
 #include <stdint.h>
+#include <stdbool.h>
 
 #include "engine/maths.h"
 
@@ -8,6 +9,7 @@ typedef struct {
     vec2 pos, vec;
     bool is_grounded;
     int8_t hp;
+    int8_t speed;
     //armor/block?
 }hh_entity;
 
@@ -15,10 +17,10 @@ typedef struct {
 /// @param pos1 position of environment tile to be checked
 /// @param pos2 position entity
 /// @return true if collision between enity and environment
-bool hh_collision(vec2* pos1, vec2* pos2);
+bool hh_collision(vec2 pos1, vec2 pos2);
 
 /// @brief solve collisions
 /// @param environment position
 /// @param entity position
 /// @return solved new entity position
-void hh_solve_collision(vec2* pos_environment, hh_entity* entity);
+void hh_solve_collision(vec2 pos_environment, hh_entity* entity);
diff --git a/src/engine/maths.c b/src/engine/maths.c
index ebd699c..475bba2 100644
--- a/src/engine/maths.c
+++ b/src/engine/maths.c
@@ -1,5 +1,9 @@
 #include "engine/maths.h"
 
+vec2 vec_add(vec2 a, vec2 b){
+	return (vec2){a.x + b.x, a.y + b.y};
+}
+
 vec_cor vec_cen2cor(vec_cen in, vec2 halfDistance){
 	return (vec_cor){
 		.x = in.x - halfDistance.x,
diff --git a/src/engine/maths.h b/src/engine/maths.h
index bd20202..bef287e 100644
--- a/src/engine/maths.h
+++ b/src/engine/maths.h
@@ -3,12 +3,14 @@
 // #include <math.h>
 
 typedef struct {
-    uint32_t x,y;
+	int32_t x,y;
 } vec2;
 
 typedef vec2 vec_cen;//centered
 typedef vec2 vec_cor;//left upper corner
 
+vec2 vec_add(vec2 a, vec2 b);
+
 vec_cor vec_cen2cor(vec_cen in, vec2 halfDistance);
 vec_cor vec_cor2cen(vec_cen in, vec2 halfDistance);
 
diff --git a/src/engine/player_controller.c b/src/engine/player_controller.c
new file mode 100644
index 0000000..27e522e
--- /dev/null
+++ b/src/engine/player_controller.c
@@ -0,0 +1 @@
+#include "engine/player_controller.h"
diff --git a/src/engine/player_controller.h b/src/engine/player_controller.h
new file mode 100644
index 0000000..400c18e
--- /dev/null
+++ b/src/engine/player_controller.h
@@ -0,0 +1,7 @@
+#pragma once
+
+#include "engine/maths.h"
+#include "engine/entity.h"
+// inputs
+
+void hh_player_actions();
diff --git a/src/engine/sprite_controller.c b/src/engine/sprite_controller.c
index d4c44ab..5d93cf8 100644
--- a/src/engine/sprite_controller.c
+++ b/src/engine/sprite_controller.c
@@ -1,7 +1,6 @@
 #include <stdint.h>
 
 #include "engine/sprite_controller.h"
-// #include "engine/maths.h"
 #include "ppu/types.h"
 #include "ppu/consts.h"
 #include "ppu/ppu.h"
@@ -17,3 +16,7 @@ void hh_setup_palettes(){
 		}
 	}	
 }
+
+bool hh_colidable(uint8_t tile_idx){
+	return (hh_get_palette(tile_idx) != 0);
+}
diff --git a/src/makefile b/src/makefile
index 142d918..d7d9087 100644
--- a/src/makefile
+++ b/src/makefile
@@ -33,6 +33,7 @@ LOCAL_SRCS += main.c \
 							demo.c \
 							engine/engine.c \
 							engine/sprite_controller.c \
+							engine/player_controller.c \
 							engine/draw_screen.c \
 							engine/camera.c \
 							engine/maths.c \
diff --git a/src/ppusim/input.c b/src/ppusim/input.c
index 08bc382..5323fb1 100644
--- a/src/ppusim/input.c
+++ b/src/ppusim/input.c
@@ -12,4 +12,5 @@ void hh_input_read() {
 	g_hh_controller_p1.dpad_down  = kb[SDL_SCANCODE_S];
 	g_hh_controller_p1.dpad_left  = kb[SDL_SCANCODE_A];
 	g_hh_controller_p1.dpad_right = kb[SDL_SCANCODE_D];
+	g_hh_controller_p1.button_primary = kb[SDL_SCANCODE_SPACE];
 }
diff --git a/src/ppusim/sim.c b/src/ppusim/sim.c
index 1e7e609..a5fec45 100644
--- a/src/ppusim/sim.c
+++ b/src/ppusim/sim.c
@@ -32,7 +32,7 @@ void hh_ppu_load_tilemap() {
 	char* filename = "../test/bin/tiles.bin";
 	FILE* fp = fopen(filename,"rb");
 	if (!fp){
-		fprintf(stderr,"File error!");
+		fprintf(stderr,"Error: Failed to load tiles.");
 		return;//error
 	}
 	int sprite_size = (HH_PPU_SPRITE_WIDTH * HH_PPU_SPRITE_HEIGHT);
-- 
cgit v1.2.3