Removed unused projectm_opengl_init_render_to_texture() API function.

Author: kblaschke

src/api/include/libprojectM/render_opengl.h

@@ -41,17 +41,6 @@ extern "C" {
  */
 PROJECTM_EXPORT void projectm_opengl_render_frame(projectm_handle instance);
 
-/**
- * @brief Enables render-to-texture.
- *
- * Useful if projectM output will be part of a more complex OpenGL scene. The size of the texture is determined by the
- * given viewport size and the dimensions should be a power of 2.
- *
- * @param instance The projectM instance handle.
- * @return A GLuint value with the texture ID projectM will render to.
- */
-PROJECTM_EXPORT unsigned int projectm_opengl_init_render_to_texture(projectm_handle instance);
-
 #ifdef __cplusplus
 } // extern "C"
 #endif

src/libprojectM/ProjectM.cpp

@@ -99,11 +99,6 @@ void ProjectM::LoadPresetData(std::istream& presetData, bool smoothTransition)
     }
 }
 
-auto ProjectM::InitRenderToTexture() -> unsigned
-{
-    return m_renderer->initRenderToTexture();
-}
-
 void ProjectM::SetTexturePaths(std::vector<std::string> texturePaths)
 {
     m_textureSearchPaths = std::move(texturePaths);

src/libprojectM/ProjectM.hpp

@@ -125,8 +125,6 @@ PROJECTM_EXPORT class ProjectM
 
     void RenderFrame();
 
-    auto InitRenderToTexture() -> unsigned;
-
     void SetBeatSensitivity(float sensitivity);
 
     auto GetBeatSensitivity() const -> float;

src/libprojectM/ProjectMCWrapper.cpp

@@ -166,12 +166,6 @@ void projectm_opengl_render_frame(projectm_handle instance)
     projectMInstance->RenderFrame();
 }
 
-unsigned int projectm_opengl_init_render_to_texture(projectm_handle instance)
-{
-    auto projectMInstance = handle_to_instance(instance);
-    return projectMInstance->InitRenderToTexture();
-}
-
 void projectm_set_beat_sensitivity(projectm_handle instance, float sensitivity)
 {
     auto projectMInstance = handle_to_instance(instance);

src/libprojectM/Renderer/Renderer.cpp

@@ -408,25 +408,6 @@ void Renderer::reset(int viewportWidth, int viewportHeight)
 	glClear(GL_COLOR_BUFFER_BIT);
 }
 
-GLuint Renderer::initRenderToTexture()
-{
-	if (textureRenderToTexture == 0)
-	{
-		glGenTextures(1, &textureRenderToTexture);
-		glBindTexture(GL_TEXTURE_2D, textureRenderToTexture);
-		glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, m_textureSizeX, m_textureSizeY, 0, GL_RGBA, GL_UNSIGNED_BYTE, nullptr);
-		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
-		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
-		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
-		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
-		glBindTexture(GL_TEXTURE_2D, 0);
-	}
-
-	return textureRenderToTexture;
-}
-
-float title_y;
-
 bool Renderer::timeCheck(const milliseconds currentTime, const milliseconds lastTime, const double difference) {
 	milliseconds ms = std::chrono::duration_cast<std::chrono::milliseconds>(currentTime - lastTime);
 	double diff = ms.count();

src/libprojectM/Renderer/Renderer.hpp

@@ -72,7 +72,6 @@ class Renderer
   void SetTextureSearchPaths(std::vector<std::string>& textureSearchPaths);
   void SetPerPixelMeshSize(int meshX, int meshY);
   void reset(int viewportWidth, int viewportHeight);
-  GLuint initRenderToTexture();
 
   bool timeCheck(const milliseconds currentTime, const milliseconds lastTime, const double difference);