*misc

1 files changed, 27 insertions, 3 deletions

diff --git a/source/modules/asura-core/graphics/gl.cpp b/source/modules/asura-core/graphics/gl.cpp
index e51e8f0..13c623f 100644
--- a/source/modules/asura-core/graphics/gl.cpp
+++ b/source/modules/asura-core/graphics/gl.cpp
@@ -68,6 +68,19 @@ namespace AsuraEngine
 			return glGetError();
 		}
 
+		void OpenGL::SetDrawColor(float r, float g, float b, float a)
+		{
+			state.drawColor.x = r;
+			state.drawColor.y = g;
+			state.drawColor.z = b;
+			state.drawColor.w = a;
+		}
+
+		AEMath::Vector4f& OpenGL::GetDrawColor()
+		{
+			return state.drawColor;
+		}
+
 		void OpenGL::SetViewport(const Recti v)
 		{
 			state.viewport = v;
@@ -81,8 +94,14 @@ namespace AsuraEngine
 
 		void OpenGL::UseShader(Shader* shader)
 		{
-			glUseProgram(shader->GetGLProgram());
-			state.shader = shader;
+			if (state.shader != shader)
+			{
+				glUseProgram(shader->GetGLProgram());
+				state.shader = shader;
+#if ASURA_GL_PROFILE 
+				++stats.shaderSwitch;
+#endif
+			}
 			shader->OnUse();
 		}
 
@@ -100,7 +119,12 @@ namespace AsuraEngine
 		void OpenGL::DrawArrays(GLenum mode, GLint first, GLsizei count)
 		{
 			glDrawArrays(mode, first, count);
-			++state.drawcall;
+			// shader disableAttributeArray 
+			if (state.shader)
+				state.shader->DisableAttribArraies();
+#if ASURA_GL_PROFILE
+			++stats.drawCall;
+#endif
 		}
 
 		//------------------------------------------------------------------------------//