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authorReinUsesLisp <reinuseslisp@airmail.cc>2020-02-14 01:55:21 +0100
committerReinUsesLisp <reinuseslisp@airmail.cc>2020-02-14 01:55:21 +0100
commit336a4f8e99fcfb4aea6ac399ac171c1207432150 (patch)
treea77a6e138b72e4d890a48474faf32bd50de5ddf5
parentMerge pull request #3405 from lioncash/thread (diff)
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-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer.cpp36
1 files changed, 28 insertions, 8 deletions
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp
index b0eb14c8b..88e40827b 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.cpp
+++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp
@@ -611,7 +611,7 @@ void RasterizerOpenGL::Draw(bool is_indexed, bool is_instanced) {
// Setup shaders and their used resources.
texture_cache.GuardSamplers(true);
- const auto primitive_mode = MaxwellToGL::PrimitiveTopology(gpu.regs.draw.topology);
+ const GLenum primitive_mode = MaxwellToGL::PrimitiveTopology(gpu.regs.draw.topology);
SetupShaders(primitive_mode);
texture_cache.GuardSamplers(false);
@@ -642,18 +642,38 @@ void RasterizerOpenGL::Draw(bool is_indexed, bool is_instanced) {
const GLsizei num_instances =
static_cast<GLsizei>(is_instanced ? gpu.mme_draw.instance_count : 1);
if (is_indexed) {
- const GLenum index_format = MaxwellToGL::IndexFormat(gpu.regs.index_array.format);
const GLint base_vertex = static_cast<GLint>(gpu.regs.vb_element_base);
const GLsizei num_vertices = static_cast<GLsizei>(gpu.regs.index_array.count);
- glDrawElementsInstancedBaseVertexBaseInstance(
- primitive_mode, num_vertices, index_format,
- reinterpret_cast<const void*>(index_buffer_offset), num_instances, base_vertex,
- base_instance);
+ const GLvoid* offset = reinterpret_cast<const GLvoid*>(index_buffer_offset);
+ const GLenum format = MaxwellToGL::IndexFormat(gpu.regs.index_array.format);
+ if (num_instances == 1 && base_instance == 0 && base_vertex == 0) {
+ glDrawElements(primitive_mode, num_vertices, format, offset);
+ } else if (num_instances == 1 && base_instance == 0) {
+ glDrawElementsBaseVertex(primitive_mode, num_vertices, format, offset, base_vertex);
+ } else if (base_vertex == 0 && base_instance == 0) {
+ glDrawElementsInstanced(primitive_mode, num_vertices, format, offset, num_instances);
+ } else if (base_vertex == 0) {
+ glDrawElementsInstancedBaseInstance(primitive_mode, num_vertices, format, offset,
+ num_instances, base_instance);
+ } else if (base_instance == 0) {
+ glDrawElementsInstancedBaseVertex(primitive_mode, num_vertices, format, offset,
+ num_instances, base_vertex);
+ } else {
+ glDrawElementsInstancedBaseVertexBaseInstance(primitive_mode, num_vertices, format,
+ offset, num_instances, base_vertex,
+ base_instance);
+ }
} else {
const GLint base_vertex = static_cast<GLint>(gpu.regs.vertex_buffer.first);
const GLsizei num_vertices = static_cast<GLsizei>(gpu.regs.vertex_buffer.count);
- glDrawArraysInstancedBaseInstance(primitive_mode, base_vertex, num_vertices, num_instances,
- base_instance);
+ if (num_instances == 1 && base_instance == 0) {
+ glDrawArrays(primitive_mode, base_vertex, num_vertices);
+ } else if (base_instance == 0) {
+ glDrawArraysInstanced(primitive_mode, base_vertex, num_vertices, num_instances);
+ } else {
+ glDrawArraysInstancedBaseInstance(primitive_mode, base_vertex, num_vertices,
+ num_instances, base_instance);
+ }
}
}