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[Feat] (MG_Backend/DirectVulkan): naively implement DrawElementsBaseVertex and MultiDrawElementsBaseVertex

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swung0x48
2026-03-18 10:43:30 +08:00
parent 75ea7f8c0c
commit a654b15190
1 changed files with 17 additions and 2 deletions
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MobileGL/MG_Backend/DirectVulkan/DirectVulkan.cpp
+17 -2
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@@ -105,14 +105,29 @@ namespace MobileGL::MG_Backend::DirectVulkan {
void DrawElementsBaseVertex(GLenum mode, GLsizei count, GLenum type, const GLvoid* indices, GLint basevertex) {
MOBILEGL_ASSERT(pVulkanRenderer, "DirectVulkan::DrawElementsBaseVertex called with null VulkanRenderer");
MOBILEGL_ASSERT(MG_State::pGLContext, "DirectVulkan::DrawElementsBaseVertex called with null GL context");
DrawIndexedCmd payload{};
payload.mode = mode;
payload.indexType = type;
payload.indexByteOffset = reinterpret_cast<SizeT>(indices);
payload.indexCount = count;
payload.instanceCount = 1;
payload.firstIndex = 0;
payload.vertexOffset = basevertex;
payload.firstInstance = 0;
pVulkanRenderer->DrawElements(payload);
}
void MultiDrawElementsBaseVertex(GLenum mode, const GLsizei* count, GLenum type, const GLvoid* const* indices,
GLsizei drawcount, const GLint* basevertex) {
MOBILEGL_ASSERT(pVulkanRenderer, "DirectVulkan::MultiDrawElements called with null VulkanRenderer");
MOBILEGL_ASSERT(MG_State::pGLContext, "DirectVulkan::MultiDrawElements called with null GL context");
// TODO: properly batch the draw calls
for (GLsizei i = 0; i < drawcount; ++i) {
if (count[i] == 0) {
continue;
}
DrawElementsBaseVertex(mode, count[i], type, indices[i], basevertex[i]);
}
}
void BlitFramebuffer(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1, GLint dstX0, GLint dstY0, GLint dstX1,