diff --git a/util/test/demos/CMakeLists.txt b/util/test/demos/CMakeLists.txt
index 486934920..909f7b1dd 100644
--- a/util/test/demos/CMakeLists.txt
+++ b/util/test/demos/CMakeLists.txt
@@ -84,6 +84,7 @@ set(OPENGL_SRC
gl/gl_parameter_zoo.cpp
gl/gl_per_type_tex_units.cpp
gl/gl_queries_in_use.cpp
+ gl/gl_renderbuffer_zoo.cpp
gl/gl_resource_lifetimes.cpp
gl/gl_runtime_bind_prog_to_pipe.cpp
gl/gl_separable_geometry_shader.cpp
diff --git a/util/test/demos/demos.vcxproj b/util/test/demos/demos.vcxproj
index 6ddaa2a09..7eaba3c1f 100644
--- a/util/test/demos/demos.vcxproj
+++ b/util/test/demos/demos.vcxproj
@@ -245,6 +245,7 @@
+
diff --git a/util/test/demos/demos.vcxproj.filters b/util/test/demos/demos.vcxproj.filters
index 6a83f9b77..456ca676e 100644
--- a/util/test/demos/demos.vcxproj.filters
+++ b/util/test/demos/demos.vcxproj.filters
@@ -592,6 +592,9 @@
Vulkan\demos
+
+ OpenGL\demos
+
diff --git a/util/test/demos/gl/gl_renderbuffer_zoo.cpp b/util/test/demos/gl/gl_renderbuffer_zoo.cpp
new file mode 100644
index 000000000..eb7c5ab79
--- /dev/null
+++ b/util/test/demos/gl/gl_renderbuffer_zoo.cpp
@@ -0,0 +1,169 @@
+/******************************************************************************
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2019-2021 Baldur Karlsson
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ ******************************************************************************/
+
+#include "gl_test.h"
+
+RD_TEST(GL_Renderbuffer_Zoo, OpenGLGraphicsTest)
+{
+ static constexpr const char *Description =
+ "Tests different types of renderbuffers to ensure they work correctly in normal texture "
+ "operations";
+
+ int main()
+ {
+ // initialise, create window, create context, etc
+ if(!Init())
+ return 3;
+
+ GLuint vao = MakeVAO();
+ glBindVertexArray(vao);
+
+ const DefaultA2V Tri[3] = {
+ {Vec3f(-0.5f, -0.5f, 0.5f), Vec4f(0.2f, 0.75f, 0.2f, 1.0f), Vec2f(0.0f, 0.0f)},
+ {Vec3f(0.0f, 0.5f, 0.5f), Vec4f(0.2f, 0.75f, 0.2f, 1.0f), Vec2f(0.0f, 1.0f)},
+ {Vec3f(0.5f, -0.5f, 0.5f), Vec4f(0.2f, 0.75f, 0.2f, 1.0f), Vec2f(1.0f, 0.0f)},
+ };
+
+ GLuint vb = MakeBuffer();
+ glBindBuffer(GL_ARRAY_BUFFER, vb);
+ glBufferData(GL_ARRAY_BUFFER, sizeof(Tri), Tri, GL_STATIC_DRAW);
+
+ ConfigureDefaultVAO();
+
+ GLuint program = MakeProgram(GLDefaultVertex, GLDefaultPixel);
+
+ GLuint fbo = MakeFBO();
+ glBindFramebuffer(GL_FRAMEBUFFER, fbo);
+ GLenum db = GL_COLOR_ATTACHMENT0;
+ glDrawBuffers(1, &db);
+
+ GLuint rbs[9] = {};
+ glGenRenderbuffers(ARRAY_COUNT(rbs), rbs);
+
+ glBindRenderbuffer(GL_RENDERBUFFER, rbs[0]);
+ glRenderbufferStorage(GL_RENDERBUFFER, GL_RGBA8, 512, 512);
+
+ glBindRenderbuffer(GL_RENDERBUFFER, rbs[1]);
+ glRenderbufferStorage(GL_RENDERBUFFER, GL_RGBA16F, 512, 512);
+
+ glBindRenderbuffer(GL_RENDERBUFFER, rbs[2]);
+ glRenderbufferStorage(GL_RENDERBUFFER, GL_RGBA16F, 640, 480);
+
+ glBindRenderbuffer(GL_RENDERBUFFER, rbs[3]);
+ glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH24_STENCIL8, 640, 480);
+
+ glBindRenderbuffer(GL_RENDERBUFFER, rbs[4]);
+ glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH_COMPONENT, 640, 480);
+
+ glBindRenderbuffer(GL_RENDERBUFFER, rbs[5]);
+ glRenderbufferStorageMultisample(GL_RENDERBUFFER, 4, GL_RGBA16F, 640, 480);
+
+ glBindRenderbuffer(GL_RENDERBUFFER, rbs[6]);
+ glRenderbufferStorageMultisample(GL_RENDERBUFFER, 1, GL_RGBA16F, 640, 480);
+
+ glBindRenderbuffer(GL_RENDERBUFFER, rbs[7]);
+ glRenderbufferStorageMultisample(GL_RENDERBUFFER, 0, GL_RGBA16F, 640, 480);
+
+ glBindRenderbuffer(GL_RENDERBUFFER, rbs[8]);
+ glRenderbufferStorageMultisample(GL_RENDERBUFFER, 4, GL_DEPTH24_STENCIL8, 640, 480);
+
+ float col[] = {0.2f, 0.2f, 0.2f, 1.0f};
+ while(Running())
+ {
+ glBindVertexArray(vao);
+ glUseProgram(program);
+
+ glBindFramebuffer(GL_FRAMEBUFFER, fbo);
+ glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_RENDERBUFFER, 0);
+ glDisable(GL_DEPTH_TEST);
+
+ glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, rbs[0]);
+ glViewport(0, 0, 512, 512);
+
+ glClearBufferfv(GL_COLOR, 0, col);
+ glDrawArrays(GL_TRIANGLES, 0, 3);
+
+ glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, rbs[1]);
+ glViewport(0, 0, 512, 512);
+
+ glClearBufferfv(GL_COLOR, 0, col);
+ glDrawArrays(GL_TRIANGLES, 0, 3);
+
+ glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, rbs[2]);
+ glViewport(0, 0, 640, 480);
+
+ glClearBufferfv(GL_COLOR, 0, col);
+ glDrawArrays(GL_TRIANGLES, 0, 3);
+
+ glEnable(GL_DEPTH_TEST);
+ glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_RENDERBUFFER, rbs[3]);
+
+ glClearBufferfv(GL_COLOR, 0, col);
+ glClearBufferfi(GL_DEPTH_STENCIL, 0, 0.9f, 0);
+ glDrawArrays(GL_TRIANGLES, 0, 3);
+
+ glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, rbs[4]);
+ glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_STENCIL_ATTACHMENT, GL_RENDERBUFFER, 0);
+
+ glClearBufferfv(GL_COLOR, 0, col);
+ glClearBufferfi(GL_DEPTH_STENCIL, 0, 0.9f, 0);
+ glDrawArrays(GL_TRIANGLES, 0, 3);
+
+ glDisable(GL_DEPTH_TEST);
+ glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, rbs[5]);
+ glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_RENDERBUFFER, 0);
+
+ glClearBufferfv(GL_COLOR, 0, col);
+ glDrawArrays(GL_TRIANGLES, 0, 3);
+
+ glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, rbs[6]);
+
+ glClearBufferfv(GL_COLOR, 0, col);
+ glDrawArrays(GL_TRIANGLES, 0, 3);
+
+ glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, rbs[7]);
+
+ glClearBufferfv(GL_COLOR, 0, col);
+ glDrawArrays(GL_TRIANGLES, 0, 3);
+
+ glEnable(GL_DEPTH_TEST);
+ glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, rbs[5]);
+ glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_RENDERBUFFER, rbs[8]);
+
+ glClearBufferfv(GL_COLOR, 0, col);
+ glClearBufferfi(GL_DEPTH_STENCIL, 0, 0.9f, 0);
+ glDrawArrays(GL_TRIANGLES, 0, 3);
+
+ glBindFramebuffer(GL_FRAMEBUFFER, 0);
+
+ Present();
+ }
+
+ glDeleteRenderbuffers(ARRAY_COUNT(rbs), rbs);
+
+ return 0;
+ }
+};
+
+REGISTER_TEST();
diff --git a/util/test/rdtest/testcase.py b/util/test/rdtest/testcase.py
index 3ece88517..b2efb9740 100644
--- a/util/test/rdtest/testcase.py
+++ b/util/test/rdtest/testcase.py
@@ -375,6 +375,8 @@ class TestCase:
# Reduce epsilon for RGBA8 textures if it's not already reduced
if tex_details.format.compByteWidth == 1 and eps == util.FLT_EPSILON:
eps = (1.0 / 255.0)
+ if tex_details.format.compByteWidth == 2 and eps == util.FLT_EPSILON:
+ eps = (1.0 / 16384.0)
picked: rd.PixelValue = self.controller.PickPixel(tex, x, y, sub, cast)
diff --git a/util/test/tests/GL/GL_Renderbuffer_Zoo.py b/util/test/tests/GL/GL_Renderbuffer_Zoo.py
new file mode 100644
index 000000000..0e599c435
--- /dev/null
+++ b/util/test/tests/GL/GL_Renderbuffer_Zoo.py
@@ -0,0 +1,98 @@
+import renderdoc as rd
+import rdtest
+
+
+class GL_Renderbuffer_Zoo(rdtest.TestCase):
+ demos_test_name = 'GL_Renderbuffer_Zoo'
+
+ def check_capture(self):
+ draw: rd.DrawcallDescription = self.find_draw('glDraw')
+
+ while draw is not None:
+ self.controller.SetFrameEvent(draw.eventId, True)
+
+ self.check_triangle(fore=[0.2, 0.75, 0.2, 1.0])
+
+ pipe = self.controller.GetPipelineState()
+ depth = pipe.GetDepthTarget()
+ vp = pipe.GetViewport(0)
+
+ id = pipe.GetOutputTargets()[0].resourceId
+
+ mn, mx = self.controller.GetMinMax(id, rd.Subresource(), rd.CompType.Typeless)
+
+ if not rdtest.value_compare(mn.floatValue, [0.2, 0.2, 0.2, 1.0], eps=1.0/255.0):
+ raise rdtest.TestFailureException(
+ "Minimum color values {} are not as expected".format(mn.floatValue))
+
+ if not rdtest.value_compare(mx.floatValue, [0.2, 0.75, 0.2, 1.0], eps=1.0/255.0):
+ raise rdtest.TestFailureException(
+ "Maximum color values {} are not as expected".format(mx.floatValue))
+
+ hist = self.controller.GetHistogram(id, rd.Subresource(), rd.CompType.Typeless, 0.199, 0.75,
+ (False, True, False, False))
+
+ if hist[0] == 0 or hist[-1] == 0 or any([x > 0 for x in hist[1:-1]]):
+ raise rdtest.TestFailureException(
+ "Green histogram didn't return expected values, values should have landed in first or last bucket")
+
+ rdtest.log.success('Color Renderbuffer at draw {} is working as expected'.format(draw.eventId))
+
+ if depth.resourceId != rd.ResourceId():
+ val = self.controller.PickPixel(depth.resourceId, int(0.5 * vp.width), int(0.5 * vp.height),
+ rd.Subresource(), rd.CompType.Typeless)
+
+ if not rdtest.value_compare(val.floatValue[0], 0.75):
+ raise rdtest.TestFailureException(
+ "Picked value {} in triangle for depth doesn't match expectation".format(val))
+
+ mn, mx = self.controller.GetMinMax(depth.resourceId, rd.Subresource(), rd.CompType.Typeless)
+ hist = self.controller.GetHistogram(depth.resourceId, rd.Subresource(),
+ rd.CompType.Typeless, 0.75, 0.9, (True, False, False, False))
+
+ if not rdtest.value_compare(mn.floatValue[0], 0.75):
+ raise rdtest.TestFailureException(
+ "Minimum depth values {} are not as expected".format(mn.floatValue))
+
+ if not rdtest.value_compare(mx.floatValue[0], 0.9):
+ raise rdtest.TestFailureException(
+ "Maximum depth values {} are not as expected".format(mx.floatValue))
+
+ if hist[0] == 0 or hist[-1] == 0 or any([x > 0 for x in hist[1:-1]]):
+ raise rdtest.TestFailureException(
+ "Depth histogram didn't return expected values, values should have landed in first or last bucket")
+
+ rdtest.log.success('Depth Renderbuffer at draw {} is working as expected'.format(draw.eventId))
+
+ tex_details = self.get_texture(id)
+
+ if tex_details.msSamp > 1:
+ samples = []
+ for i in range(tex_details.msSamp):
+ samples.append(self.controller.GetTextureData(id, rd.Subresource(0, 0, i)))
+
+ for i in range(tex_details.msSamp):
+ for j in range(tex_details.msSamp):
+ if i == j:
+ continue
+
+ if samples[i] == samples[j]:
+ save_data = rd.TextureSave()
+ save_data.resourceId = id
+ save_data.destType = rd.FileType.PNG
+ save_data.slice.sliceIndex = 0
+ save_data.mip = 0
+
+ img_path0 = rdtest.get_tmp_path('sample{}.png'.format(i))
+ img_path1 = rdtest.get_tmp_path('sample{}.png'.format(j))
+
+ save_data.sample.sampleIndex = i
+ self.controller.SaveTexture(save_data, img_path0)
+ save_data.sample.sampleIndex = j
+ self.controller.SaveTexture(save_data, img_path1)
+
+ raise rdtest.TestFailureException("Two MSAA samples returned the same data", img_path0, img_path1)
+
+ draw: rd.DrawcallDescription = self.find_draw('glDraw', draw.eventId+1)
+
+ rdtest.log.success('All renderbuffers checked and rendered correctly')