Added window dimming

4 files changed, 54 insertions, 6 deletions

diff --git a/src/render/OpenGL.cpp b/src/render/OpenGL.cpp
index 1f4b42e2..ec6e87e2 100644
--- a/src/render/OpenGL.cpp
+++ b/src/render/OpenGL.cpp
@@ -165,6 +165,8 @@ void CHyprOpenGLImpl::initShaders() {
     m_RenderData.pCurrentMonData->m_shRGBA.fullSize = glGetUniformLocation(prog, "fullSize");
     m_RenderData.pCurrentMonData->m_shRGBA.radius = glGetUniformLocation(prog, "radius");
     m_RenderData.pCurrentMonData->m_shRGBA.primitiveMultisample = glGetUniformLocation(prog, "primitiveMultisample");
+    m_RenderData.pCurrentMonData->m_shRGBA.applyTint = glGetUniformLocation(prog, "applyTint");
+    m_RenderData.pCurrentMonData->m_shRGBA.tint = glGetUniformLocation(prog, "tint");
 
     prog = createProgram(TEXVERTSRC, TEXFRAGSRCRGBX);
     m_RenderData.pCurrentMonData->m_shRGBX.program = prog;
@@ -179,6 +181,8 @@ void CHyprOpenGLImpl::initShaders() {
     m_RenderData.pCurrentMonData->m_shRGBX.fullSize = glGetUniformLocation(prog, "fullSize");
     m_RenderData.pCurrentMonData->m_shRGBX.radius = glGetUniformLocation(prog, "radius");
     m_RenderData.pCurrentMonData->m_shRGBX.primitiveMultisample = glGetUniformLocation(prog, "primitiveMultisample");
+    m_RenderData.pCurrentMonData->m_shRGBX.applyTint = glGetUniformLocation(prog, "applyTint");
+    m_RenderData.pCurrentMonData->m_shRGBX.tint = glGetUniformLocation(prog, "tint");
 
     prog = createProgram(TEXVERTSRC, TEXFRAGSRCEXT);
     m_RenderData.pCurrentMonData->m_shEXT.program = prog;
@@ -193,6 +197,8 @@ void CHyprOpenGLImpl::initShaders() {
     m_RenderData.pCurrentMonData->m_shEXT.fullSize = glGetUniformLocation(prog, "fullSize");
     m_RenderData.pCurrentMonData->m_shEXT.radius = glGetUniformLocation(prog, "radius");
     m_RenderData.pCurrentMonData->m_shEXT.primitiveMultisample = glGetUniformLocation(prog, "primitiveMultisample");
+    m_RenderData.pCurrentMonData->m_shEXT.applyTint = glGetUniformLocation(prog, "applyTint");
+    m_RenderData.pCurrentMonData->m_shEXT.tint = glGetUniformLocation(prog, "tint");
 
     prog = createProgram(TEXVERTSRC, FRAGBLUR1);
     m_RenderData.pCurrentMonData->m_shBLUR1.program = prog;
@@ -367,15 +373,17 @@ void CHyprOpenGLImpl::renderTexture(wlr_texture* tex, wlr_box* pBox, float alpha
 void CHyprOpenGLImpl::renderTexture(const CTexture& tex, wlr_box* pBox, float alpha, int round, bool discardopaque, bool allowCustomUV) {
     RASSERT(m_RenderData.pMonitor, "Tried to render texture without begin()!");
 
-    renderTextureInternalWithDamage(tex, pBox, alpha, m_RenderData.pDamage, round, discardopaque, false, allowCustomUV);
+    renderTextureInternalWithDamage(tex, pBox, alpha, m_RenderData.pDamage, round, discardopaque, false, allowCustomUV, true);
 
     scissor((wlr_box*)nullptr);
 }
 
-void CHyprOpenGLImpl::renderTextureInternalWithDamage(const CTexture& tex, wlr_box* pBox, float alpha, pixman_region32_t* damage, int round, bool discardOpaque, bool noAA, bool allowCustomUV) {
+void CHyprOpenGLImpl::renderTextureInternalWithDamage(const CTexture& tex, wlr_box* pBox, float alpha, pixman_region32_t* damage, int round, bool discardOpaque, bool noAA, bool allowCustomUV, bool allowDim) {
     RASSERT(m_RenderData.pMonitor, "Tried to render texture without begin()!");
     RASSERT((tex.m_iTexID > 0), "Attempted to draw NULL texture!");
 
+    static auto *const PDIMINACTIVE = &g_pConfigManager->getConfigValuePtr("decoration:dim_inactive")->intValue;
+
     // get transform
     const auto TRANSFORM = wlr_output_transform_invert(!m_bEndFrame ? WL_OUTPUT_TRANSFORM_NORMAL : m_RenderData.pMonitor->transform);
     float matrix[9];
@@ -433,6 +441,14 @@ void CHyprOpenGLImpl::renderTextureInternalWithDamage(const CTexture& tex, wlr_b
     glUniform1f(shader->radius, round);
     glUniform1i(shader->primitiveMultisample, (int)(*PMULTISAMPLEEDGES == 1 && round != 0 && !noAA));
 
+    if (allowDim && m_pCurrentWindow && *PDIMINACTIVE && m_pCurrentWindow != g_pCompositor->m_pLastWindow) {
+        glUniform1i(shader->applyTint, 1);
+        const auto DIM = m_pCurrentWindow->m_fDimPercent.fl();
+        glUniform3f(shader->tint, 1.f - DIM, 1.f - DIM, 1.f - DIM);
+    } else {
+        glUniform1i(shader->applyTint, 0);
+    }
+
     glVertexAttribPointer(shader->posAttrib, 2, GL_FLOAT, GL_FALSE, 0, fullVerts);
 
     const float verts[] = {
@@ -727,7 +743,7 @@ void CHyprOpenGLImpl::renderTextureWithBlur(const CTexture& tex, wlr_box* pBox,
 
         // draw window
         glDisable(GL_STENCIL_TEST);
-        renderTextureInternalWithDamage(tex, pBox, a, &damage, round, false, false, true);
+        renderTextureInternalWithDamage(tex, pBox, a, &damage, round, false, false, true, true);
     }
 
     glStencilMask(-1);
diff --git a/src/render/OpenGL.hpp b/src/render/OpenGL.hpp
index 6575cf82..6eaa638c 100644
--- a/src/render/OpenGL.hpp
+++ b/src/render/OpenGL.hpp
@@ -134,7 +134,7 @@ private:
     // returns the out FB, can be either Mirror or MirrorSwap
     CFramebuffer*           blurMainFramebufferWithDamage(float a, wlr_box* pBox, pixman_region32_t* damage);
 
-    void                    renderTextureInternalWithDamage(const CTexture&, wlr_box* pBox, float a, pixman_region32_t* damage, int round = 0, bool discardOpaque = false, bool noAA = false, bool allowCustomUV = false);
+    void                    renderTextureInternalWithDamage(const CTexture&, wlr_box* pBox, float a, pixman_region32_t* damage, int round = 0, bool discardOpaque = false, bool noAA = false, bool allowCustomUV = false, bool allowDim = false);
 
     void                    renderSplash(cairo_t *const, cairo_surface_t *const);
 
diff --git a/src/render/Shader.hpp b/src/render/Shader.hpp
index fc06d68b..cf31ed9c 100644
--- a/src/render/Shader.hpp
+++ b/src/render/Shader.hpp
@@ -29,6 +29,9 @@ public:
     GLint range;
     GLint shadowPower;
 
+    GLint applyTint;
+    GLint tint;
+
     GLint getUniformLocation(const std::string&);
 
 private:
diff --git a/src/render/shaders/Textures.hpp b/src/render/shaders/Textures.hpp
index 13cdc92a..da02e51f 100644
--- a/src/render/shaders/Textures.hpp
+++ b/src/render/shaders/Textures.hpp
@@ -205,6 +205,9 @@ uniform float radius;
 
 uniform int discardOpaque;
 
+uniform int applyTint;
+uniform vec3 tint;
+
 uniform int primitiveMultisample;
 uniform int ignoreCorners;
 
@@ -217,6 +220,12 @@ void main() {
 		return;
 	}
 
+	if (applyTint == 1) {
+		pixColor[0] = pixColor[0] * tint[0];
+		pixColor[1] = pixColor[1] * tint[1];
+		pixColor[2] = pixColor[2] * tint[2];
+	}
+
 	vec2 pixCoord = fullSize * v_texcoord;
 
 	)#" + ROUNDED_SHADER_FUNC("pixColor") +
@@ -238,6 +247,9 @@ uniform float radius;
 
 uniform int discardOpaque;
 
+uniform int applyTint;
+uniform vec3 tint;
+
 uniform int primitiveMultisample;
 uniform int ignoreCorners;
 
@@ -249,10 +261,17 @@ void main() {
 	}
 
 	vec4 pixColor = vec4(texture2D(tex, v_texcoord).rgb, 1.0);
+
+	if (applyTint == 1) {
+		pixColor[0] = pixColor[0] * tint[0];
+		pixColor[1] = pixColor[1] * tint[1];
+		pixColor[2] = pixColor[2] * tint[2];
+	}
 	
 	vec2 pixCoord = fullSize * v_texcoord;
 
-	)#" + ROUNDED_SHADER_FUNC("pixColor") + R"#(
+	)#" + ROUNDED_SHADER_FUNC("pixColor") +
+                                          R"#(
 
 	gl_FragColor = pixColor * alpha;
 })#";
@@ -319,6 +338,9 @@ uniform float radius;
 
 uniform int discardOpaque;
 
+uniform int applyTint;
+uniform vec3 tint;
+
 uniform int primitiveMultisample;
 uniform int ignoreCorners;
 
@@ -331,9 +353,16 @@ void main() {
 		return;
 	}
 
+	if (applyTint == 1) {
+		pixColor[0] = pixColor[0] * tint[0];
+		pixColor[1] = pixColor[1] * tint[1];
+		pixColor[2] = pixColor[2] * tint[2];
+	}
+
 	vec2 pixCoord = fullSize * v_texcoord;
 
-	)#" + ROUNDED_SHADER_FUNC("pixColor") + R"#(
+	)#" + ROUNDED_SHADER_FUNC("pixColor") +
+                                         R"#(
 
 	gl_FragColor = pixColor * alpha;
 })#";