outfit colors

src/framework/graphics/graphics.cpp

@@ -19,7 +19,6 @@ void Graphics::init()
     glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
     glShadeModel(GL_SMOOTH);
     glEnable(GL_BLEND);
-    glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
     glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
 
     logInfo("GPU ", glGetString(GL_RENDERER));
@@ -30,6 +29,7 @@ void Graphics::init()
     m_emptyTexture = TexturePtr(new Texture);
 
     bindColor(Color::white);
+    bindBlendFunc(BLEND_NORMAL);
 }
 
 void Graphics::terminate()
@@ -285,6 +285,18 @@ void Graphics::bindTexture(const TexturePtr& texture)
     glBindTexture(GL_TEXTURE_2D, texture->getId());
 }
 
+void Graphics::bindBlendFunc(BlendFuncType blendType)
+{
+    switch(blendType) {
+        case BLEND_NORMAL:
+            glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+            break;
+        case BLEND_COLORIZING:
+            glBlendFunc(GL_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA);
+            break;
+    }
+}
+
 void Graphics::startDrawing()
 {
     assert(!m_drawing);

src/framework/graphics/graphics.h

@@ -3,6 +3,11 @@
 
 #include "declarations.h"
 
+enum BlendFuncType {
+    BLEND_NORMAL,
+    BLEND_COLORIZING
+};
+
 class Graphics
 {
 public:
@@ -29,6 +34,7 @@ public:
 
     void bindColor(const Color& color);
     void bindTexture(const TexturePtr& texture);
+    void bindBlendFunc(BlendFuncType blendType);
 
     // drawing API
     void drawTexturedRect(const Rect& screenCoords,