From 82d4fe7236a9a8129bb388e50b5225004508868c Mon Sep 17 00:00:00 2001
From: Bartosz Taudul <wolf.pld@gmail.com>
Date: Thu, 6 Jun 2019 22:07:56 +0200
Subject: [PATCH] Add texture wrapper.

---
 profiler/build/win32/Tracy.vcxproj         |  2 ++
 profiler/build/win32/Tracy.vcxproj.filters |  6 +++++
 server/TracyTexture.cpp                    | 31 ++++++++++++++++++++++
 server/TracyTexture.hpp                    | 13 +++++++++
 4 files changed, 52 insertions(+)
 create mode 100644 server/TracyTexture.cpp
 create mode 100644 server/TracyTexture.hpp

diff --git a/profiler/build/win32/Tracy.vcxproj b/profiler/build/win32/Tracy.vcxproj
index a2ec9f12..3a811396 100644
--- a/profiler/build/win32/Tracy.vcxproj
+++ b/profiler/build/win32/Tracy.vcxproj
@@ -114,6 +114,7 @@
     <ClCompile Include="..\..\..\server\TracyBadVersion.cpp" />
     <ClCompile Include="..\..\..\server\TracyMemory.cpp" />
     <ClCompile Include="..\..\..\server\TracyStorage.cpp" />
+    <ClCompile Include="..\..\..\server\TracyTexture.cpp" />
     <ClCompile Include="..\..\..\server\TracyView.cpp" />
     <ClCompile Include="..\..\..\server\TracyWorker.cpp" />
     <ClCompile Include="..\..\libs\gl3w\GL\gl3w.c" />
@@ -165,6 +166,7 @@
     <ClInclude Include="..\..\..\server\TracySlab.hpp" />
     <ClInclude Include="..\..\..\server\TracyStorage.hpp" />
     <ClInclude Include="..\..\..\server\TracyStringDiscovery.hpp" />
+    <ClInclude Include="..\..\..\server\TracyTexture.hpp" />
     <ClInclude Include="..\..\..\server\TracyVarArray.hpp" />
     <ClInclude Include="..\..\..\server\TracyVector.hpp" />
     <ClInclude Include="..\..\..\server\TracyVersion.hpp" />
diff --git a/profiler/build/win32/Tracy.vcxproj.filters b/profiler/build/win32/Tracy.vcxproj.filters
index 38617da3..ec971086 100644
--- a/profiler/build/win32/Tracy.vcxproj.filters
+++ b/profiler/build/win32/Tracy.vcxproj.filters
@@ -93,6 +93,9 @@
     <ClCompile Include="..\..\..\imgui\imgui_widgets.cpp">
       <Filter>imgui</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\..\server\TracyTexture.cpp">
+      <Filter>server</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\..\..\common\tracy_lz4.hpp">
@@ -257,6 +260,9 @@
     <ClInclude Include="..\..\src\stb_image.h">
       <Filter>src</Filter>
     </ClInclude>
+    <ClInclude Include="..\..\..\server\TracyTexture.hpp">
+      <Filter>server</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <Natvis Include="DebugVis.natvis" />
diff --git a/server/TracyTexture.cpp b/server/TracyTexture.cpp
new file mode 100644
index 00000000..9743381b
--- /dev/null
+++ b/server/TracyTexture.cpp
@@ -0,0 +1,31 @@
+#include <gl/gl3w.h>
+
+#include "TracyTexture.hpp"
+
+namespace tracy
+{
+
+void* MakeTexture()
+{
+    GLuint tex;
+    glGenTextures( 1, &tex );
+    glBindTexture( GL_TEXTURE_2D, tex );
+    glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
+    glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
+    return (void*)tex;
+}
+
+void FreeTexture( void* _tex )
+{
+    auto tex = (GLuint)_tex;
+    glDeleteTextures( 1, &tex );
+}
+
+void UpdateTexture( void* _tex, const char* data, int w, int h )
+{
+    auto tex = (GLuint)_tex;
+    glBindTexture( GL_TEXTURE_2D, tex );
+    glTexImage2D( GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, data );
+}
+
+}
diff --git a/server/TracyTexture.hpp b/server/TracyTexture.hpp
new file mode 100644
index 00000000..87e03f04
--- /dev/null
+++ b/server/TracyTexture.hpp
@@ -0,0 +1,13 @@
+#ifndef __TRACYTEXTURE_HPP__
+#define __TRACYTEXTURE_HPP__
+
+namespace tracy
+{
+
+void* MakeTexture();
+void FreeTexture( void* tex );
+void UpdateTexture( void* tex, const char* data, int w, int h );
+
+}
+
+#endif