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Add a flag to copy color targets and depth targets to the screen on swap

This commit is contained in:
Dr. Chat 2015-09-25 18:30:39 -05:00
parent a9b557e8b9
commit 9f2cf96f8a
1 changed files with 50 additions and 0 deletions
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50
src/xenia/gpu/gl4/command_processor.cc
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@ -24,6 +24,9 @@
#include "third_party/xxhash/xxhash.h"
DEFINE_bool(render_all_targets, false,
"Copy all render targets to screen on swap");
namespace xe {
namespace gpu {
namespace gl4 {
@ -641,6 +644,53 @@ void CommandProcessor::IssueSwap(uint32_t frontbuffer_ptr,
swap_state_.back_buffer_texture, dest_rect,
GL_LINEAR);
if (FLAGS_render_all_targets) {
int32_t offsetx = (1280 - (1280 / 5));
int32_t offsety = 0;
int32_t doffsetx = 0;
for (int i = 0; i < cached_framebuffers_.size(); i++) {
bool has_colortargets = false;
// Copy color targets to top right corner
for (int j = 0; j < 4; j++) {
GLuint tex = cached_framebuffers_[i].color_targets[j];
if (!tex) {
continue;
}
has_colortargets = true;
dest_rect = {offsetx, offsety, 1280 / 5, 720 / 5};
reinterpret_cast<ui::gl::GLContext*>(context_.get())
->blitter()
->CopyColorTexture2D(tex, src_rect, swap_state_.back_buffer_texture,
dest_rect, GL_LINEAR);
offsety += 720 / 5;
}
if (has_colortargets) {
offsetx -= 1280 / 5;
}
offsety = 0;
GLuint tex = cached_framebuffers_[i].depth_target;
if (!tex) {
continue;
}
// Copy depth targets to bottom left corner of screen
dest_rect = {doffsetx, (int32_t)swap_state_.height - (720 / 5), 1280 / 5,
720 / 5};
reinterpret_cast<ui::gl::GLContext*>(context_.get())
->blitter()
->CopyColorTexture2D(tex, src_rect, swap_state_.back_buffer_texture,
dest_rect, GL_LINEAR);
doffsetx += 1280 / 5;
}
}
// Need to finish to be sure the other context sees the right data.
// TODO(benvanik): prevent this? fences?
glFinish();