Add set_gpu_program_sampler_uniform

src/renderers/Renderer.h

@@ -128,6 +128,8 @@ public:
 	virtual void			set_gpu_porgram_mat3_uniform(GPUProgramId id, const char* name, const Mat3& value) = 0;
 	virtual void			set_gpu_program_mat4_uniform(GPUProgramId id, const char* name, const Mat4& value) = 0;
 
+	virtual void			set_gpu_program_sampler_uniform(GPUProgramId id, const char* name, uint32_t value) = 0;
+
 	virtual void			bind_gpu_program(GPUProgramId id) const = 0;
 
 	//virtual RenderBufferId	create_render_buffer(uint32_t width, uint32_t height, PixelFormat format) = 0;

src/renderers/gl/GLRenderer.cpp

@@ -522,6 +522,16 @@ void GLRenderer::set_gpu_program_mat4_uniform(GPUProgramId id, const char* name,
 	glUniformMatrix4fv(uniform, 1, GL_TRUE, value.to_float_ptr());
 }
 
+//-----------------------------------------------------------------------------
+void GLRenderer::set_gpu_program_sampler_uniform(GPUProgramId id, const char* name, uint32_t value)
+{
+	assert(m_gpu_programs_id_table.has(id));
+
+	const GLint uniform = find_gpu_program_uniform(m_gpu_programs[id.index].gl_object, name);
+
+	glUniform1i(uniform, (GLint) value);	
+}
+
 //-----------------------------------------------------------------------------
 void GLRenderer::bind_gpu_program(GPUProgramId id) const
 {

src/renderers/gl/GLRenderer.h

@@ -113,6 +113,12 @@ public:
 	void				update_texture(TextureId id, uint32_t x, uint32_t y, uint32_t width, uint32_t height, const void* data);
 	void				destroy_texture(TextureId id);
 
+	void				bind_texture(uint32_t unit, TextureId texture);
+	void				set_texturing(uint32_t unit, bool texturing);
+	void				set_texture_mode(uint32_t unit, TextureMode mode, const Color4& blendColor);
+	void				set_texture_wrap(uint32_t unit, TextureWrap wrap);
+	void				set_texture_filter(uint32_t unit, TextureFilter filter);
+
 	// Vertex shaders
 	VertexShaderId		create_vertex_shader(const char* program);
 	void				destroy_vertex_shader(VertexShaderId id);
@@ -135,6 +141,8 @@ public:
 	void				set_gpu_porgram_mat3_uniform(GPUProgramId id, const char* name, const Mat3& value);
 	void				set_gpu_program_mat4_uniform(GPUProgramId id, const char* name, const Mat4& value);
 
+	void				set_gpu_program_sampler_uniform(GPUProgramId id, const char* name, uint32_t value);
+
 	void				bind_gpu_program(GPUProgramId id) const;
 
 	// Frame buffers
@@ -150,12 +158,6 @@ public:
 	void				set_lighting(bool lighting);
 	void				set_ambient_light(const Color4& color);
 
-	void				bind_texture(uint32_t unit, TextureId texture);
-	void				set_texturing(uint32_t unit, bool texturing);
-	void				set_texture_mode(uint32_t unit, TextureMode mode, const Color4& blendColor);
-	void				set_texture_wrap(uint32_t unit, TextureWrap wrap);
-	void				set_texture_filter(uint32_t unit, TextureFilter filter);
-
 	void				set_light(uint32_t light, bool active);
 	void				set_light_params(uint32_t light, LightType type, const Vec3& position);
 	void				set_light_color(uint32_t light, const Color4& ambient, const Color4& diffuse, const Color4& specular);