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Merge pull request #3753 from ReinUsesLisp/ac-vulkan

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{gl,vk}_rasterizer: Add lazy default buffer maker and use it for empty buffers
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Rodrigo Locatti 2020-04-26 01:55:43 -03:00 • committed by GitHub
commit 7e38dd580f
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5 changed files with 53 additions and 12 deletions
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12
src/video_core/renderer_opengl/gl_rasterizer.cpp
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@ -186,8 +186,12 @@ void RasterizerOpenGL::SetupVertexBuffer() {
const GPUVAddr start = vertex_array.StartAddress();
const GPUVAddr end = regs.vertex_array_limit[index].LimitAddress();
ASSERT(end > start);
const u64 size = end - start + 1;
ASSERT(end >= start);
const u64 size = end - start;
if (size == 0) {
glBindVertexBuffer(static_cast<GLuint>(index), 0, 0, vertex_array.stride);
continue;
}
const auto [vertex_buffer, vertex_buffer_offset] = buffer_cache.UploadMemory(start, size);
glBindVertexBuffer(static_cast<GLuint>(index), vertex_buffer, vertex_buffer_offset,
vertex_array.stride);
@ -311,8 +315,8 @@ std::size_t RasterizerOpenGL::CalculateVertexArraysSize() const {
const GPUVAddr start = regs.vertex_array[index].StartAddress();
const GPUVAddr end = regs.vertex_array_limit[index].LimitAddress();
ASSERT(end > start);
size += end - start + 1;
size += end - start;
ASSERT(end >= start);
}
return size;