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opengl: adjust blend and reduce the usage of clear

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This commit is contained in:
vaxerski
2023-07-20 13:49:28 +02:00
parent b65adf8d4a
commit 547305c7ed
3 changed files with 50 additions and 18 deletions
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45
src/render/OpenGL.cpp
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@@ -153,7 +153,7 @@ void CHyprOpenGLImpl::end() {
m_RenderData.damage = m_RenderData.pMonitor->lastFrameDamage;
if (!m_RenderData.pMonitor->mirrors.empty())
g_pHyprOpenGL->saveBufferForMirror(); // save with original damage region
saveBufferForMirror(); // save with original damage region
glBindFramebuffer(GL_FRAMEBUFFER, m_iWLROutputFb);
wlr_box monbox = {0, 0, m_RenderData.pMonitor->vecTransformedSize.x, m_RenderData.pMonitor->vecTransformedSize.y};
@@ -178,15 +178,17 @@ void CHyprOpenGLImpl::end() {
monbox.y = m_RenderData.pMonitor->vecTransformedSize.y - monbox.height;
}
clear(CColor(11.0 / 255.0, 11.0 / 255.0, 11.0 / 255.0, 1.0));
m_bEndFrame = true;
m_bApplyFinalShader = true;
if (m_RenderData.mouseZoomUseMouse)
m_RenderData.useNearestNeighbor = true;
blend(false);
renderTexture(m_RenderData.pCurrentMonData->primaryFB.m_cTex, &monbox, 1.f, 0);
blend(true);
m_RenderData.useNearestNeighbor = false;
m_bApplyFinalShader = false;
m_bEndFrame = false;
@@ -389,6 +391,15 @@ void CHyprOpenGLImpl::clear(const CColor& color) {
scissor((wlr_box*)nullptr);
}
void CHyprOpenGLImpl::blend(bool enabled) {
if (enabled)
glEnable(GL_BLEND);
else
glDisable(GL_BLEND);
m_bBlend = enabled;
}
void CHyprOpenGLImpl::scissor(const wlr_box* pBox, bool transform) {
RASSERT(m_RenderData.pMonitor, "Tried to scissor without begin()!");
@@ -452,7 +463,6 @@ void CHyprOpenGLImpl::renderRectWithDamage(wlr_box* box, const CColor& col, CReg
float glMatrix[9];
wlr_matrix_multiply(glMatrix, m_RenderData.projection, matrix);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glUseProgram(m_RenderData.pCurrentMonData->m_shQUAD.program);
@@ -547,7 +557,6 @@ void CHyprOpenGLImpl::renderTextureInternalWithDamage(const CTexture& tex, wlr_b
CShader* shader = nullptr;
glEnable(GL_BLEND);
glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
bool usingFinalShader = false;
@@ -697,7 +706,8 @@ void CHyprOpenGLImpl::renderTextureInternalWithDamage(const CTexture& tex, wlr_b
// Dual (or more) kawase blur
CFramebuffer* CHyprOpenGLImpl::blurMainFramebufferWithDamage(float a, wlr_box* pBox, CRegion* originalDamage) {
glDisable(GL_BLEND);
const auto BLENDBEFORE = m_bBlend;
blend(false);
glDisable(GL_STENCIL_TEST);
// get transforms for the full monitor
@@ -806,6 +816,8 @@ CFramebuffer* CHyprOpenGLImpl::blurMainFramebufferWithDamage(float a, wlr_box* p
glBindTexture(PMIRRORFB->m_cTex.m_iTarget, 0);
blend(BLENDBEFORE);
return currentRenderToFB;
}
@@ -1455,8 +1467,12 @@ void CHyprOpenGLImpl::saveBufferForMirror() {
wlr_box monbox = {0, 0, m_RenderData.pMonitor->vecPixelSize.x, m_RenderData.pMonitor->vecPixelSize.y};
blend(false);
renderTexture(m_RenderData.pCurrentMonData->primaryFB.m_cTex, &monbox, 1.f, 0, false, false);
blend(true);
m_RenderData.pCurrentMonData->primaryFB.bind();
}
@@ -1589,19 +1605,16 @@ void CHyprOpenGLImpl::createBGTextureForMonitor(CMonitor* pMonitor) {
void CHyprOpenGLImpl::clearWithTex() {
RASSERT(m_RenderData.pMonitor, "Tried to render BGtex without begin()!");
static auto* const PRENDERTEX = &g_pConfigManager->getConfigValuePtr("misc:disable_hyprland_logo")->intValue;
if (!*PRENDERTEX) {
auto TEXIT = m_mMonitorBGTextures.find(m_RenderData.pMonitor);
auto TEXIT = m_mMonitorBGTextures.find(m_RenderData.pMonitor);
if (TEXIT == m_mMonitorBGTextures.end()) {
createBGTextureForMonitor(m_RenderData.pMonitor);
TEXIT = m_mMonitorBGTextures.find(m_RenderData.pMonitor);
}
if (TEXIT != m_mMonitorBGTextures.end())
renderTexture(TEXIT->second, &m_mMonitorRenderResources[m_RenderData.pMonitor].backgroundTexBox, 1.0, 0);
if (TEXIT == m_mMonitorBGTextures.end()) {
createBGTextureForMonitor(m_RenderData.pMonitor);
TEXIT = m_mMonitorBGTextures.find(m_RenderData.pMonitor);
}
if (TEXIT != m_mMonitorBGTextures.end())
renderTexture(TEXIT->second, &m_mMonitorRenderResources[m_RenderData.pMonitor].backgroundTexBox, 1.0, 0);
}
void CHyprOpenGLImpl::destroyMonitorResources(CMonitor* pMonitor) {