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@ -202,7 +202,8 @@ void RasterizerOpenGL::Clear(u32 layer_count) {
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++num_queued_commands;
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}
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void RasterizerOpenGL::Draw(bool is_indexed, u32 instance_count) {
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template <typename Func>
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void RasterizerOpenGL::PrepareDraw(bool is_indexed, Func&& draw_func) {
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MICROPROFILE_SCOPE(OpenGL_Drawing);
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SCOPE_EXIT({ gpu.TickWork(); });
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@ -226,6 +227,17 @@ void RasterizerOpenGL::Draw(bool is_indexed, u32 instance_count) {
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const GLenum primitive_mode = MaxwellToGL::PrimitiveTopology(draw_state.topology);
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BeginTransformFeedback(pipeline, primitive_mode);
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draw_func(primitive_mode);
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EndTransformFeedback();
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++num_queued_commands;
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has_written_global_memory |= pipeline->WritesGlobalMemory();
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}
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void RasterizerOpenGL::Draw(bool is_indexed, u32 instance_count) {
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PrepareDraw(is_indexed, [this, is_indexed, instance_count](GLenum primitive_mode) {
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const auto& draw_state = maxwell3d->draw_manager->GetDrawState();
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const GLuint base_instance = static_cast<GLuint>(draw_state.base_instance);
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const GLsizei num_instances = static_cast<GLsizei>(instance_count);
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if (is_indexed) {
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@ -238,7 +250,8 @@ void RasterizerOpenGL::Draw(bool is_indexed, u32 instance_count) {
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} else if (num_instances == 1 && base_instance == 0) {
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glDrawElementsBaseVertex(primitive_mode, num_vertices, format, offset, base_vertex);
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} else if (base_vertex == 0 && base_instance == 0) {
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glDrawElementsInstanced(primitive_mode, num_vertices, format, offset, num_instances);
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glDrawElementsInstanced(primitive_mode, num_vertices, format, offset,
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num_instances);
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} else if (base_vertex == 0) {
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glDrawElementsInstancedBaseInstance(primitive_mode, num_vertices, format, offset,
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num_instances, base_instance);
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@ -262,10 +275,47 @@ void RasterizerOpenGL::Draw(bool is_indexed, u32 instance_count) {
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num_instances, base_instance);
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}
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}
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EndTransformFeedback();
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});
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}
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++num_queued_commands;
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has_written_global_memory |= pipeline->WritesGlobalMemory();
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void RasterizerOpenGL::DrawIndirect() {
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const auto& params = maxwell3d->draw_manager->GetIndirectParams();
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buffer_cache.SetDrawIndirect(¶ms);
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PrepareDraw(params.is_indexed, [this, ¶ms](GLenum primitive_mode) {
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const auto [buffer, offset] = buffer_cache.GetDrawIndirectBuffer();
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const GLvoid* const gl_offset =
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reinterpret_cast<const GLvoid*>(static_cast<uintptr_t>(offset));
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glBindBuffer(GL_DRAW_INDIRECT_BUFFER, buffer->Handle());
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if (params.include_count) {
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const auto [draw_buffer, offset_base] = buffer_cache.GetDrawIndirectCount();
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glBindBuffer(GL_PARAMETER_BUFFER, draw_buffer->Handle());
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if (params.is_indexed) {
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const GLenum format = MaxwellToGL::IndexFormat(maxwell3d->regs.index_buffer.format);
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glMultiDrawElementsIndirectCount(primitive_mode, format, gl_offset,
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static_cast<GLintptr>(offset_base),
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static_cast<GLsizei>(params.max_draw_counts),
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static_cast<GLsizei>(params.stride));
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} else {
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glMultiDrawArraysIndirectCount(primitive_mode, gl_offset,
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static_cast<GLintptr>(offset_base),
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static_cast<GLsizei>(params.max_draw_counts),
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static_cast<GLsizei>(params.stride));
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}
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return;
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}
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if (params.is_indexed) {
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const GLenum format = MaxwellToGL::IndexFormat(maxwell3d->regs.index_buffer.format);
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glMultiDrawElementsIndirect(primitive_mode, format, gl_offset,
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static_cast<GLsizei>(params.max_draw_counts),
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static_cast<GLsizei>(params.stride));
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} else {
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glMultiDrawArraysIndirect(primitive_mode, gl_offset,
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static_cast<GLsizei>(params.max_draw_counts),
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static_cast<GLsizei>(params.stride));
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}
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});
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buffer_cache.SetDrawIndirect(nullptr);
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}
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void RasterizerOpenGL::DispatchCompute() {
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