diff options
Diffstat (limited to 'tests/manual/rhi/geometryshader')
-rw-r--r-- | tests/manual/rhi/geometryshader/CMakeLists.txt | 24 | ||||
-rwxr-xr-x | tests/manual/rhi/geometryshader/buildshaders.bat | 4 | ||||
-rw-r--r-- | tests/manual/rhi/geometryshader/geometryshader.cpp | 94 | ||||
-rw-r--r-- | tests/manual/rhi/geometryshader/test.frag | 8 | ||||
-rw-r--r-- | tests/manual/rhi/geometryshader/test.frag.qsb | bin | 0 -> 456 bytes | |||
-rw-r--r-- | tests/manual/rhi/geometryshader/test.geom | 26 | ||||
-rw-r--r-- | tests/manual/rhi/geometryshader/test.geom.qsb | bin | 0 -> 1222 bytes | |||
-rw-r--r-- | tests/manual/rhi/geometryshader/test.vert | 8 | ||||
-rw-r--r-- | tests/manual/rhi/geometryshader/test.vert.qsb | bin | 0 -> 591 bytes | |||
-rw-r--r-- | tests/manual/rhi/geometryshader/test_geom.hlsl | 26 |
10 files changed, 190 insertions, 0 deletions
diff --git a/tests/manual/rhi/geometryshader/CMakeLists.txt b/tests/manual/rhi/geometryshader/CMakeLists.txt new file mode 100644 index 0000000000..2a23058786 --- /dev/null +++ b/tests/manual/rhi/geometryshader/CMakeLists.txt @@ -0,0 +1,24 @@ +# Copyright (C) 2022 The Qt Company Ltd. +# SPDX-License-Identifier: BSD-3-Clause + +qt_internal_add_manual_test(geometryshader + GUI + SOURCES + geometryshader.cpp + LIBRARIES + Qt::Gui + Qt::GuiPrivate +) + +set(geometryshader_resource_files + "test.vert.qsb" + "test.geom.qsb" + "test.frag.qsb" +) + +qt_internal_add_resource(geometryshader "geometryshader" + PREFIX + "/" + FILES + ${geometryshader_resource_files} +) diff --git a/tests/manual/rhi/geometryshader/buildshaders.bat b/tests/manual/rhi/geometryshader/buildshaders.bat new file mode 100755 index 0000000000..6da26a6a2a --- /dev/null +++ b/tests/manual/rhi/geometryshader/buildshaders.bat @@ -0,0 +1,4 @@ +qsb --glsl 320es,410 --hlsl 50 test.vert -o test.vert.qsb +qsb --glsl 320es,410 test.geom -o test.geom.qsb +qsb -r hlsl,50,test_geom.hlsl test.geom.qsb +qsb --glsl 320es,410 --hlsl 50 test.frag -o test.frag.qsb diff --git a/tests/manual/rhi/geometryshader/geometryshader.cpp b/tests/manual/rhi/geometryshader/geometryshader.cpp new file mode 100644 index 0000000000..e03f247e9f --- /dev/null +++ b/tests/manual/rhi/geometryshader/geometryshader.cpp @@ -0,0 +1,94 @@ +// Copyright (C) 2022 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only + +#include "../shared/examplefw.h" + +static const float points[] = { 0.0f, 0.0f, 0.0f }; + +struct +{ + QVector<QRhiResource *> releasePool; + QRhiBuffer *vbuf = nullptr; + QRhiBuffer *ubuf = nullptr; + QRhiShaderResourceBindings *srb = nullptr; + QRhiGraphicsPipeline *ps = nullptr; + QRhiResourceUpdateBatch *initialUpdates = nullptr; + float radius = 0.0f; +} d; + +void Window::customInit() +{ + if (!m_r->isFeatureSupported(QRhi::GeometryShader)) + qFatal("Geometry shaders are not supported"); + + m_clearColor.setRgb(0, 0, 0); + + d.vbuf = m_r->newBuffer(QRhiBuffer::Immutable, QRhiBuffer::VertexBuffer, sizeof(points)); + d.vbuf->create(); + d.releasePool << d.vbuf; + + d.ubuf = m_r->newBuffer(QRhiBuffer::Dynamic, QRhiBuffer::UniformBuffer, 4); + d.ubuf->create(); + d.releasePool << d.ubuf; + + d.srb = m_r->newShaderResourceBindings(); + d.releasePool << d.srb; + const QRhiShaderResourceBinding::StageFlags geom = QRhiShaderResourceBinding::GeometryStage; + d.srb->setBindings({ QRhiShaderResourceBinding::uniformBuffer(0, geom, d.ubuf) }); + d.srb->create(); + + d.ps = m_r->newGraphicsPipeline(); + d.releasePool << d.ps; + + d.ps->setTopology(QRhiGraphicsPipeline::Points); + + d.ps->setShaderStages( + { { QRhiShaderStage::Vertex, getShader(QLatin1String(":/test.vert.qsb")) }, + { QRhiShaderStage::Geometry, getShader(QLatin1String(":/test.geom.qsb")) }, + { QRhiShaderStage::Fragment, getShader(QLatin1String(":/test.frag.qsb")) } }); + + d.ps->setCullMode(QRhiGraphicsPipeline::Back); + d.ps->setDepthTest(true); + d.ps->setDepthWrite(true); + QRhiVertexInputLayout inputLayout; + inputLayout.setBindings({ { 3 * sizeof(float) } }); + inputLayout.setAttributes({ { 0, 0, QRhiVertexInputAttribute::Float3, 0 } }); + d.ps->setVertexInputLayout(inputLayout); + d.ps->setShaderResourceBindings(d.srb); + d.ps->setRenderPassDescriptor(m_rp); + d.ps->create(); + + d.initialUpdates = m_r->nextResourceUpdateBatch(); + d.initialUpdates->uploadStaticBuffer(d.vbuf, points); + d.initialUpdates->updateDynamicBuffer(d.ubuf, 0, 4, &d.radius); +} + +void Window::customRelease() +{ + qDeleteAll(d.releasePool); + d.releasePool.clear(); +} + +void Window::customRender() +{ + const QSize outputSizeInPixels = m_sc->currentPixelSize(); + QRhiCommandBuffer *cb = m_sc->currentFrameCommandBuffer(); + QRhiResourceUpdateBatch *u = m_r->nextResourceUpdateBatch(); + if (d.initialUpdates) { + u->merge(d.initialUpdates); + d.initialUpdates->release(); + d.initialUpdates = nullptr; + } + + u->updateDynamicBuffer(d.ubuf, 0, 4, &d.radius); + d.radius = std::fmod(d.radius + 0.01f, 1.0f); + + cb->beginPass(m_sc->currentFrameRenderTarget(), m_clearColor, { 1.0f, 0 }, u); + cb->setGraphicsPipeline(d.ps); + cb->setViewport({ 0, 0, float(outputSizeInPixels.width()), float(outputSizeInPixels.height()) }); + cb->setShaderResources(); + QRhiCommandBuffer::VertexInput vbufBinding(d.vbuf, 0); + cb->setVertexInput(0, 1, &vbufBinding); + cb->draw(1); + cb->endPass(); +} diff --git a/tests/manual/rhi/geometryshader/test.frag b/tests/manual/rhi/geometryshader/test.frag new file mode 100644 index 0000000000..4785a404d3 --- /dev/null +++ b/tests/manual/rhi/geometryshader/test.frag @@ -0,0 +1,8 @@ +#version 440 + +layout(location = 0) out vec4 fragColor; + +void main() +{ + fragColor = vec4(1.0); +} diff --git a/tests/manual/rhi/geometryshader/test.frag.qsb b/tests/manual/rhi/geometryshader/test.frag.qsb Binary files differnew file mode 100644 index 0000000000..b6a5877b95 --- /dev/null +++ b/tests/manual/rhi/geometryshader/test.frag.qsb diff --git a/tests/manual/rhi/geometryshader/test.geom b/tests/manual/rhi/geometryshader/test.geom new file mode 100644 index 0000000000..750a3085bd --- /dev/null +++ b/tests/manual/rhi/geometryshader/test.geom @@ -0,0 +1,26 @@ +#version 430 + +# define M_PI 3.14159265358979323846 + +layout(points) in; +layout(line_strip, max_vertices = 7) out; + +layout(std140, binding = 0) uniform buf { + float radius; +}; + +void main(void) +{ + + for(int i=0;i<7;++i) + { + float theta = float(i) / 6.0f * 2.0 * M_PI; + + gl_Position = gl_in[0].gl_Position; + gl_Position.xy += radius * vec2(cos(theta), sin(theta)); + + EmitVertex(); + } + EndPrimitive(); + +} diff --git a/tests/manual/rhi/geometryshader/test.geom.qsb b/tests/manual/rhi/geometryshader/test.geom.qsb Binary files differnew file mode 100644 index 0000000000..9aa4a0cf98 --- /dev/null +++ b/tests/manual/rhi/geometryshader/test.geom.qsb diff --git a/tests/manual/rhi/geometryshader/test.vert b/tests/manual/rhi/geometryshader/test.vert new file mode 100644 index 0000000000..af06581f6a --- /dev/null +++ b/tests/manual/rhi/geometryshader/test.vert @@ -0,0 +1,8 @@ +#version 440 + +layout(location = 0) in vec3 position; + +void main() +{ + gl_Position = vec4(position, 1.0); +} diff --git a/tests/manual/rhi/geometryshader/test.vert.qsb b/tests/manual/rhi/geometryshader/test.vert.qsb Binary files differnew file mode 100644 index 0000000000..7238d8037b --- /dev/null +++ b/tests/manual/rhi/geometryshader/test.vert.qsb diff --git a/tests/manual/rhi/geometryshader/test_geom.hlsl b/tests/manual/rhi/geometryshader/test_geom.hlsl new file mode 100644 index 0000000000..e58659252b --- /dev/null +++ b/tests/manual/rhi/geometryshader/test_geom.hlsl @@ -0,0 +1,26 @@ +struct VertexOutput +{ + float4 position : SV_Position; +}; + +struct PixelInput +{ + float4 position : SV_POSITION; +}; + +cbuffer buf : register(b0) +{ + float radius : packoffset(c0); +}; + +[maxvertexcount(7)] +void main(point VertexOutput input[1], inout LineStream<PixelInput> OutputStream) +{ + PixelInput output; + for (int i = 0; i < 7; ++i) { + float theta = float(i) / 6.0f * 2.0 * 3.14159265; + output.position = input[0].position; + output.position.xy += radius * float2(cos(theta), sin(theta)); + OutputStream.Append(output); + } +} |