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-rw-r--r--src/crepe/facade/SDLContext.cpp7
-rw-r--r--src/crepe/facade/SDLContext.h20
2 files changed, 27 insertions, 0 deletions
diff --git a/src/crepe/facade/SDLContext.cpp b/src/crepe/facade/SDLContext.cpp
index 9f60285..c01d118 100644
--- a/src/crepe/facade/SDLContext.cpp
+++ b/src/crepe/facade/SDLContext.cpp
@@ -7,6 +7,7 @@
#include <SDL2/SDL_video.h>
#include <cmath>
#include <cstddef>
+#include <cstdint>
#include <functional>
#include <memory>
#include <stdexcept>
@@ -220,3 +221,9 @@ int SDLContext::get_height(const Texture & ctx) const {
return h;
}
void SDLContext::delay(int ms) const { SDL_Delay(ms); }
+void SDLContext::set_rbg_texture(const std::shared_ptr<Texture>& texture, const uint8_t& r, const uint8_t& g, const uint8_t& b){
+ SDL_SetTextureColorMod(texture->texture.get(), r, g, b);
+}
+void SDLContext::set_alpha_texture(const std::shared_ptr<Texture>& texture, const uint8_t& alpha){
+ SDL_SetTextureAlphaMod(texture->texture.get(), alpha );
+} \ No newline at end of file
diff --git a/src/crepe/facade/SDLContext.h b/src/crepe/facade/SDLContext.h
index 6030a6e..6284a9c 100644
--- a/src/crepe/facade/SDLContext.h
+++ b/src/crepe/facade/SDLContext.h
@@ -160,7 +160,27 @@ private:
*/
SDL_Rect get_dst_rect(const Sprite & sprite, const vec2 & pos, const Camera & cam,
const vec2 & cam_pos, const double & img_scale) const;
+/**
+ * \brief changes the texture rbg values with the given parameters
+ * it sets the allowed color inside a image. So if all the colors are 255 (MAXIMUM)
+ * it will show the given texture. however if the one of the colors is reduced it will reduce the
+ *
+ *
+ * \param texture the given texture to adjust
+ * \param r Red color
+ * \param g Green color
+ * \param b Blue color
+ */
+ void set_rbg_texture(const std::shared_ptr<Texture>& texture, const uint8_t& r, const uint8_t& g, const uint8_t& b);
+
+ /**
+ * \brief Modifies the transparency of the given texture
+ *
+ * \param texture modify the given texture alpha channel
+ * \param alpha alpha channel
+ */
+ void set_alpha_texture(const std::shared_ptr<Texture>& texture, const uint8_t& alpha);
private:
//! sdl Window
std::unique_ptr<SDL_Window, std::function<void(SDL_Window *)>> game_window;