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Implement basic depth texturing for OpenGL, requires depth clamp for now.

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Need to figure out what to do about other Z mappings.

Helps #6411 for OpenGL on desktop primarily, and certain other games affected by #13256
are likely working too like the fog in Harry Potter.
This commit is contained in:
Henrik Rydgård committed 2021-07-09 21:09:44 +02:00
1 parent df6abe83a3
commit 4e8ffae024
3 files changed
+27 -8
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GPU/GLES/TextureCacheGLES.cpp
+9 -6
View File
@@ -341,13 +341,15 @@ protected:
};
void TextureCacheGLES::ApplyTextureFramebuffer(VirtualFramebuffer *framebuffer, GETextureFormat texFormat, FramebufferNotificationChannel channel) {
DepalShader *depal = nullptr;
DepalShader *depalShader = nullptr;
uint32_t clutMode = gstate.clutformat & 0xFFFFFF;
bool need_depalettize = IsClutFormat(texFormat);
bool useShaderDepal = framebufferManager_->GetCurrentRenderVFB() != framebuffer && (gstate_c.Supports(GPU_SUPPORTS_GLSL_ES_300) || gstate_c.Supports(GPU_SUPPORTS_GLSL_330));
bool depth = channel == NOTIFY_FB_DEPTH;
bool useShaderDepal = framebufferManager_->GetCurrentRenderVFB() != framebuffer && (gstate_c.Supports(GPU_SUPPORTS_GLSL_ES_300) || gstate_c.Supports(GPU_SUPPORTS_GLSL_330)) && !depth;
if (!gstate_c.Supports(GPU_SUPPORTS_32BIT_INT_FSHADER)) {
useShaderDepal = false;
depth = false; // Can't support this
}
if (need_depalettize && !g_Config.bDisableSlowFramebufEffects) {
@@ -375,10 +377,10 @@ void TextureCacheGLES::ApplyTextureFramebuffer(VirtualFramebuffer *framebuffer,
return;
}
depalShader = depalShaderCache_->GetDepalettizeShader(clutMode, depth ? GE_FORMAT_DEPTH16 : framebuffer->drawnFormat);
gstate_c.SetUseShaderDepal(false);
depal = depalShaderCache_->GetDepalettizeShader(clutMode, framebuffer->drawnFormat);
}
if (depal) {
if (depalShader) {
shaderManager_->DirtyLastShader();
const GEPaletteFormat clutFormat = gstate.getClutPaletteFormat();
@@ -388,11 +390,12 @@ void TextureCacheGLES::ApplyTextureFramebuffer(VirtualFramebuffer *framebuffer,
render_->SetScissor(GLRect2D{ 0, 0, (int)framebuffer->renderWidth, (int)framebuffer->renderHeight });
render_->SetViewport(GLRViewport{ 0.0f, 0.0f, (float)framebuffer->renderWidth, (float)framebuffer->renderHeight, 0.0f, 1.0f });
TextureShaderApplier shaderApply(depal, framebuffer->bufferWidth, framebuffer->bufferHeight, framebuffer->renderWidth, framebuffer->renderHeight);
TextureShaderApplier shaderApply(depalShader, framebuffer->bufferWidth, framebuffer->bufferHeight, framebuffer->renderWidth, framebuffer->renderHeight);
shaderApply.ApplyBounds(gstate_c.vertBounds, gstate_c.curTextureXOffset, gstate_c.curTextureYOffset);
shaderApply.Use(render_, drawEngine_, shadeInputLayout_);
framebufferManagerGL_->BindFramebufferAsColorTexture(0, framebuffer, BINDFBCOLOR_SKIP_COPY | BINDFBCOLOR_FORCE_SELF);
draw_->BindFramebufferAsTexture(framebuffer->fbo, 0, depth ? Draw::FB_DEPTH_BIT : Draw::FB_COLOR_BIT, 0);
render_->BindTexture(TEX_SLOT_CLUT, clutTexture);
render_->SetTextureSampler(TEX_SLOT_CLUT, GL_REPEAT, GL_CLAMP_TO_EDGE, GL_NEAREST, GL_NEAREST, 0.0f);