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'fix' shadows

This commit is contained in:
Arisotura 2019-05-18 02:16:07 +02:00
parent f5a7cb71fd
commit 5448969ca1
1 changed files with 23 additions and 47 deletions
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70
src/GPU3D_OpenGL43.cpp
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@ -149,6 +149,15 @@ void UseRenderShader(u32 flags)
glUseProgram(RenderShader[flags][2]);
}
void SetupDefaultTexParams(GLuint tex)
{
glBindTexture(GL_TEXTURE_2D, tex);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
}
bool Init()
{
if (!InitGLExtensions()) return false;
@ -267,80 +276,46 @@ bool Init()
FrontBuffer = 0;
// color buffers
glBindTexture(GL_TEXTURE_2D, FramebufferTex[0]);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[1]);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
SetupDefaultTexParams(FramebufferTex[0]);
SetupDefaultTexParams(FramebufferTex[1]);
// depth/stencil buffer
glBindTexture(GL_TEXTURE_2D, FramebufferTex[4]);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[6]);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
SetupDefaultTexParams(FramebufferTex[4]);
SetupDefaultTexParams(FramebufferTex[6]);
// attribute buffer
// R: opaque polyID (for edgemarking)
// G: opaque polyID (for shadows, suppressed when rendering translucent polygons)
// B: stencil flag
glBindTexture(GL_TEXTURE_2D, FramebufferTex[5]);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[7]);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
SetupDefaultTexParams(FramebufferTex[5]);
SetupDefaultTexParams(FramebufferTex[7]);
// downscale framebuffer for antialiased mode
glBindFramebuffer(GL_FRAMEBUFFER, FramebufferID[2]);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[2]);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
SetupDefaultTexParams(FramebufferTex[2]);
// downscale framebuffer for display capture (always 256x192)
glBindFramebuffer(GL_FRAMEBUFFER, FramebufferID[3]);
glBindTexture(GL_TEXTURE_2D, FramebufferTex[3]);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
SetupDefaultTexParams(FramebufferTex[3]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 256, 192, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
glFramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, FramebufferTex[3], 0);
GLenum fbassign[2] = {GL_COLOR_ATTACHMENT0, GL_COLOR_ATTACHMENT1};
glBindFramebuffer(GL_FRAMEBUFFER, FramebufferID[0]);
glFramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, FramebufferTex[0], 0);
glFramebufferTexture(GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, FramebufferTex[4], 0);
glFramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT1, FramebufferTex[5], 0);
glDrawBuffers(2, fbassign);
glBindFramebuffer(GL_FRAMEBUFFER, FramebufferID[1]);
glFramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, FramebufferTex[1], 0);
glFramebufferTexture(GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, FramebufferTex[6], 0);
glFramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT1, FramebufferTex[7], 0);
glDrawBuffers(2, fbassign);
glBindFramebuffer(GL_FRAMEBUFFER, FramebufferID[0]);
GLenum fbassign[2] = {GL_COLOR_ATTACHMENT0, GL_COLOR_ATTACHMENT1};
glDrawBuffers(2, fbassign);
glEnable(GL_BLEND);
glBlendFuncSeparatei(0, GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE);
glBlendEquationSeparatei(0, GL_ADD, GL_MAX);
@ -802,6 +777,8 @@ void RenderFrame()
glDisable(GL_BLEND);
glColorMaski(0, GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
glColorMaski(1, GL_TRUE, GL_TRUE, GL_TRUE, GL_FALSE);
glDepthMask(GL_TRUE);
glStencilMask(0xFF);
if (Accelerated)
{
@ -817,7 +794,6 @@ void RenderFrame()
{
glUseProgram(ClearShaderPlain[2]);
glDepthFunc(GL_ALWAYS);
glDepthMask(GL_TRUE);
u32 r = RenderClearAttr1 & 0x1F;
u32 g = (RenderClearAttr1 >> 5) & 0x1F;