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Merge pull request #9163 from vonchenplus/draw_error
video_core: Fix drawing trigger mechanism regression
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commit
df38c03a09
@ -631,47 +631,40 @@ void Maxwell3D::ProcessDeferredDraw() {
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Instance,
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Instance,
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};
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};
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DrawMode draw_mode{DrawMode::Undefined};
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DrawMode draw_mode{DrawMode::Undefined};
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u32 instance_count = 1;
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u32 index = 0;
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u32 method = 0;
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u32 method_count = static_cast<u32>(deferred_draw_method.size());
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u32 method_count = static_cast<u32>(deferred_draw_method.size());
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for (; index < method_count &&
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u32 method = deferred_draw_method[method_count - 1];
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(method = deferred_draw_method[index]) != MAXWELL3D_REG_INDEX(draw.begin);
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if (MAXWELL3D_REG_INDEX(draw.end) != method) {
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++index)
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;
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if (MAXWELL3D_REG_INDEX(draw.begin) != method) {
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return;
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}
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// The minimum number of methods for drawing must be greater than or equal to
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// 3[draw.begin->vertex(index)count(first)->draw.end] to avoid errors in index mode drawing
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if ((method_count - index) < 3) {
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return;
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return;
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}
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}
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draw_mode = (regs.draw.instance_id == Maxwell3D::Regs::Draw::InstanceId::Subsequent) ||
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draw_mode = (regs.draw.instance_id == Maxwell3D::Regs::Draw::InstanceId::Subsequent) ||
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(regs.draw.instance_id == Maxwell3D::Regs::Draw::InstanceId::Unchanged)
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(regs.draw.instance_id == Maxwell3D::Regs::Draw::InstanceId::Unchanged)
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? DrawMode::Instance
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? DrawMode::Instance
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: DrawMode::General;
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: DrawMode::General;
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u32 instance_count = 0;
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// Drawing will only begin with draw.begin or index_buffer method, other methods directly
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// clear
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if (draw_mode == DrawMode::Undefined) {
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deferred_draw_method.clear();
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return;
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}
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if (draw_mode == DrawMode::Instance) {
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if (draw_mode == DrawMode::Instance) {
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ASSERT_MSG(deferred_draw_method.size() % 4 == 0, "Instance mode method size error");
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u32 vertex_buffer_count = 0;
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instance_count = static_cast<u32>(method_count - index) / 4;
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u32 index_buffer_count = 0;
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for (u32 index = 0; index < method_count; ++index) {
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method = deferred_draw_method[index];
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if (method == MAXWELL3D_REG_INDEX(vertex_buffer.count)) {
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instance_count = ++vertex_buffer_count;
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} else if (method == MAXWELL3D_REG_INDEX(index_buffer.count)) {
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instance_count = ++index_buffer_count;
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}
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}
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ASSERT_MSG(!(vertex_buffer_count && index_buffer_count),
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"Instance both indexed and direct?");
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} else {
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} else {
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method = deferred_draw_method[index + 1];
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instance_count = 1;
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for (u32 index = 0; index < method_count; ++index) {
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method = deferred_draw_method[index];
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if (MAXWELL3D_REG_INDEX(draw_inline_index) == method ||
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if (MAXWELL3D_REG_INDEX(draw_inline_index) == method ||
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MAXWELL3D_REG_INDEX(inline_index_2x16.even) == method ||
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MAXWELL3D_REG_INDEX(inline_index_2x16.even) == method ||
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MAXWELL3D_REG_INDEX(inline_index_4x8.index0) == method) {
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MAXWELL3D_REG_INDEX(inline_index_4x8.index0) == method) {
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regs.index_buffer.count = static_cast<u32>(inline_index_draw_indexes.size() / 4);
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regs.index_buffer.count = static_cast<u32>(inline_index_draw_indexes.size() / 4);
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regs.index_buffer.format = Regs::IndexFormat::UnsignedInt;
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regs.index_buffer.format = Regs::IndexFormat::UnsignedInt;
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break;
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}
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}
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}
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}
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}
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