diff options
Diffstat (limited to 'source/gameengine/Rasterizer/RAS_OpenGLRasterizer/RAS_OpenGLRasterizer.cpp')
| -rw-r--r-- | source/gameengine/Rasterizer/RAS_OpenGLRasterizer/RAS_OpenGLRasterizer.cpp | 49 |
1 files changed, 37 insertions, 12 deletions
diff --git a/source/gameengine/Rasterizer/RAS_OpenGLRasterizer/RAS_OpenGLRasterizer.cpp b/source/gameengine/Rasterizer/RAS_OpenGLRasterizer/RAS_OpenGLRasterizer.cpp index 5dae911aa82..40072159db8 100644 --- a/source/gameengine/Rasterizer/RAS_OpenGLRasterizer/RAS_OpenGLRasterizer.cpp +++ b/source/gameengine/Rasterizer/RAS_OpenGLRasterizer/RAS_OpenGLRasterizer.cpp @@ -39,6 +39,7 @@ #include "RAS_IRenderTools.h" // rendering text #include "GPU_draw.h" +#include "GPU_material.h" /** * 32x32 bit masks for vinterlace stereo mode @@ -69,6 +70,7 @@ RAS_OpenGLRasterizer::RAS_OpenGLRasterizer(RAS_ICanvas* canvas) m_motionblurvalue(-1.0), m_texco_num(0), m_attrib_num(0), + m_last_blendmode(GPU_BLEND_SOLID), m_materialCachingInfo(0) { m_viewmatrix.Identity(); @@ -101,6 +103,8 @@ bool RAS_OpenGLRasterizer::Init() m_ambg = 0.0f; m_ambb = 0.0f; + SetBlendingMode(GPU_BLEND_SOLID); + glClearColor(m_redback,m_greenback,m_blueback,m_alphaback); glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); @@ -119,18 +123,6 @@ void RAS_OpenGLRasterizer::SetAmbientColor(float red, float green, float blue) } -void RAS_OpenGLRasterizer::SetAlphaTest(bool enable) -{ - if (enable) - { - glEnable(GL_ALPHA_TEST); - glAlphaFunc(GL_GREATER, 0.6f); - } - else glDisable(GL_ALPHA_TEST); -} - - - void RAS_OpenGLRasterizer::SetAmbient(float factor) { float ambient[] = { m_ambr*factor, m_ambg*factor, m_ambb*factor, 1.0f }; @@ -283,6 +275,8 @@ bool RAS_OpenGLRasterizer::BeginFrame(int drawingmode, double time) glEnable (GL_CULL_FACE); } + SetBlendingMode(GPU_BLEND_SOLID); + glShadeModel(GL_SMOOTH); m_2DCanvas->BeginFrame(); @@ -1333,3 +1327,34 @@ void RAS_OpenGLRasterizer::DisableMotionBlur() m_motionblur = 0; m_motionblurvalue = -1.0; } + +void RAS_OpenGLRasterizer::SetBlendingMode(int blendmode) +{ + if(blendmode == m_last_blendmode) + return; + + if(blendmode == GPU_BLEND_SOLID) { + glDisable(GL_BLEND); + glDisable(GL_ALPHA_TEST); + glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); + } + else if(blendmode == GPU_BLEND_ADD) { + glBlendFunc(GL_ONE, GL_ONE); + glEnable(GL_BLEND); + glDisable(GL_ALPHA_TEST); + } + else if(blendmode == GPU_BLEND_ALPHA) { + glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); + glEnable(GL_BLEND); + glEnable(GL_ALPHA_TEST); + glAlphaFunc(GL_GREATER, 0.0f); + } + else if(blendmode == GPU_BLEND_CLIP) { + glDisable(GL_BLEND); + glEnable(GL_ALPHA_TEST); + glAlphaFunc(GL_GREATER, 0.5f); + } + + m_last_blendmode = blendmode; +} + |