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Fix an optimiaze OpenGL rendere (#320)

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Co-authored-by: Christian Semmler <mail@csemmler.com>
This commit is contained in:
Anders Jenbo 2025-06-16 19:49:17 +02:00 committed by GitHub
parent 79726d25a4
commit 1689a0063f
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GPG Key ID: B5690EEEBB952194
1 changed files with 5 additions and 4 deletions
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9
miniwin/src/d3drm/backends/opengl1/renderer.cpp
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@ -271,7 +271,7 @@ GLMeshCacheEntry GLUploadMesh(const MeshGroup& meshGroup, bool useVBOs)
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, cache.ibo);
glBufferData(
GL_ELEMENT_ARRAY_BUFFER,
cache.indices.size() * sizeof(Uint32),
cache.indices.size() * sizeof(cache.indices[0]),
cache.indices.data(),
GL_STATIC_DRAW
);
@ -371,9 +371,9 @@ HRESULT OpenGL1Renderer::BeginFrame()
glBindFramebuffer(GL_FRAMEBUFFER, m_fbo);
glViewport(0, 0, m_width, m_height);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glDisable(GL_BLEND);
glEnable(GL_DEPTH_TEST);
glDepthMask(GL_TRUE);
glEnable(GL_LIGHTING);
glEnable(GL_COLOR_MATERIAL);
glColorMaterial(GL_FRONT, GL_AMBIENT_AND_DIFFUSE);
@ -454,6 +454,8 @@ HRESULT OpenGL1Renderer::BeginFrame()
void OpenGL1Renderer::EnableTransparency()
{
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glDepthMask(GL_FALSE);
}
@ -540,7 +542,6 @@ void OpenGL1Renderer::SubmitDraw(
HRESULT OpenGL1Renderer::FinalizeFrame()
{
glDepthMask(GL_TRUE);
glReadPixels(0, 0, m_width, m_height, GL_RGBA, GL_UNSIGNED_BYTE, m_renderedImage->pixels);
glBindFramebuffer(GL_FRAMEBUFFER, 0);