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[Vulkan] Scissor from draw_util

This commit is contained in:
Triang3l 2020-11-15 17:26:41 +03:00
parent 791326ff9b
commit c2e8d23139
1 changed files with 15 additions and 33 deletions
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48
src/xenia/gpu/vulkan/vulkan_command_processor.cc
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@ -18,6 +18,7 @@
#include "xenia/base/logging.h"
#include "xenia/base/math.h"
#include "xenia/base/profiling.h"
#include "xenia/gpu/draw_util.h"
#include "xenia/gpu/gpu_flags.h"
#include "xenia/gpu/registers.h"
#include "xenia/gpu/shader.h"
@ -1304,41 +1305,22 @@ void VulkanCommandProcessor::UpdateFixedFunctionState() {
}
// Scissor.
// TODO(Triang3l): Move all of this to draw_util.
// TODO(Triang3l): Limit the scissor if exceeding the device limit.
auto pa_sc_window_scissor_tl = regs.Get<reg::PA_SC_WINDOW_SCISSOR_TL>();
auto pa_sc_window_scissor_br = regs.Get<reg::PA_SC_WINDOW_SCISSOR_BR>();
VkRect2D scissor;
scissor.offset.x = int32_t(pa_sc_window_scissor_tl.tl_x);
scissor.offset.y = int32_t(pa_sc_window_scissor_tl.tl_y);
int32_t scissor_br_x =
std::max(int32_t(pa_sc_window_scissor_br.br_x), scissor.offset.x);
int32_t scissor_br_y =
std::max(int32_t(pa_sc_window_scissor_br.br_y), scissor.offset.y);
if (!pa_sc_window_scissor_tl.window_offset_disable) {
scissor.offset.x = std::max(
scissor.offset.x + pa_sc_window_offset.window_x_offset, int32_t(0));
scissor.offset.y = std::max(
scissor.offset.y + pa_sc_window_offset.window_y_offset, int32_t(0));
scissor_br_x = std::max(scissor_br_x + pa_sc_window_offset.window_x_offset,
int32_t(0));
scissor_br_y = std::max(scissor_br_y + pa_sc_window_offset.window_y_offset,
int32_t(0));
}
scissor.extent.width = uint32_t(scissor_br_x - scissor.offset.x);
scissor.extent.height = uint32_t(scissor_br_y - scissor.offset.y);
scissor.offset.x *= pixel_size_x;
scissor.offset.y *= pixel_size_y;
scissor.extent.width *= pixel_size_x;
scissor.extent.height *= pixel_size_y;
ff_scissor_update_needed_ |= ff_scissor_.offset.x != scissor.offset.x;
ff_scissor_update_needed_ |= ff_scissor_.offset.y != scissor.offset.y;
ff_scissor_update_needed_ |= ff_scissor_.extent.width != scissor.extent.width;
draw_util::Scissor scissor;
draw_util::GetScissor(regs, scissor);
VkRect2D scissor_rect;
scissor_rect.offset.x = int32_t(scissor.left * pixel_size_x);
scissor_rect.offset.y = int32_t(scissor.top * pixel_size_y);
scissor_rect.extent.width = scissor.width * pixel_size_x;
scissor_rect.extent.height = scissor.height * pixel_size_y;
ff_scissor_update_needed_ |= ff_scissor_.offset.x != scissor_rect.offset.x;
ff_scissor_update_needed_ |= ff_scissor_.offset.y != scissor_rect.offset.y;
ff_scissor_update_needed_ |=
ff_scissor_.extent.height != scissor.extent.height;
ff_scissor_.extent.width != scissor_rect.extent.width;
ff_scissor_update_needed_ |=
ff_scissor_.extent.height != scissor_rect.extent.height;
if (ff_scissor_update_needed_) {
ff_scissor_ = scissor;
deferred_command_buffer_.CmdVkSetScissor(0, 1, &scissor);
ff_scissor_ = scissor_rect;
deferred_command_buffer_.CmdVkSetScissor(0, 1, &scissor_rect);
ff_scissor_update_needed_ = false;
}
}