void EndPatchRenderer::prerenderSetup(int level, std::function<void (const glm::vec4 &)> setDrawColor)
{
assert(indexBufferGenerated);
assert(ibo != std::numeric_limits<GLuint>::max());
assert(vboRef == controlMesh->vbo);
setDrawColor(glm::vec4(0.f, 1.f, 1.f, 1.f)); // Debug
glUseProgram(program);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, ibo);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 0, controlMesh->vbo);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 1, ovbo);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 2, nibo);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 9, uvBuffer);
if (controlMesh->hasTexture)
{
glBindTextureUnit(4, controlMesh->diffuseMap);
}
if (controlMesh->hasDisplacementMap)
{
glBindTextureUnit(5, controlMesh->displacementMap);
}
glPatchParameteri(GL_PATCH_VERTICES, 3);
}
static void glnvg__setUniforms(GLNVGcontext* gl, int uniformOffset, int image)
{
glBindBufferRange(GL_UNIFORM_BUFFER, GFX_NVG_BINDING_FRAG_UBO, gfx::dynBuffer, uniformOffset, sizeof(GLNVGfragUniforms));
if (image != 0) {
GLNVGtexture* tex = glnvg__findTexture(gl, image);
glBindTextureUnit(0, tex ? tex->tex : 0);
} else {
glBindTextureUnit(0, 0);
}
}
void PartialPatchNoSharpRenderer::renderLevel(int level, std::function<void(const glm::vec4 &)> setDrawColor)
{
prerenderSetup(level, setDrawColor);
for (int i = 0; i < partialCases.size(); ++i)
{
//setDrawColor(ppDebugColorTable[i]); // Debug
std::shared_ptr<PartialPatchNoSharpCaseX> pc = partialCases[i];
if (pc->numIndices[level] > 0)
{
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, pc->ibos[level]);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 9, pc->uvBuffers[level]);
std::vector<GLuint> &programs = pc->programs;
for (int j = 0; j < programs.size(); ++j)
{
glUseProgram(programs[j]);
if (controlMesh->hasTexture)
{
glBindTextureUnit(4, controlMesh->diffuseMap);
}
if (controlMesh->hasDisplacementMap)
{
glBindTextureUnit(5, controlMesh->displacementMap);
}
glDrawElements(GL_PATCHES, pc->numIndices[level], GL_UNSIGNED_INT, 0);
}
}
}
}
static bool
test_cube_array_texture(void)
{
const GLint width = 16, height = 16;
const GLenum target = GL_TEXTURE_CUBE_MAP_ARRAY;
GLuint tex;
bool pass = true;
/* Test valid cube array dimensions */
glCreateTextures(target, 1, &tex);
glBindTextureUnit(0, tex);
glTextureStorage3D(tex, 1, GL_RGBA8, width, height, 12);
pass = piglit_check_gl_error(GL_NO_ERROR) && pass;
glDeleteTextures(1, &tex);
if (!piglit_khr_no_error) {
/* Test invalid cube array width, height dimensions */
glCreateTextures(target, 1, &tex);
glBindTextureUnit(0, tex);
glTextureStorage3D(tex, 1, GL_RGBA8, width, height+3, 12);
pass = piglit_check_gl_error(GL_INVALID_VALUE) && pass;
glDeleteTextures(1, &tex);
/* Test invalid cube array depth */
glCreateTextures(target, 1, &tex);
glBindTextureUnit(0, tex);
glTextureStorage3D(tex, 1, GL_RGBA8, width, height, 12+2);
pass = piglit_check_gl_error(GL_INVALID_VALUE) && pass;
glDeleteTextures(1, &tex);
}
return pass;
}
enum piglit_result
piglit_display(void)
{
bool pass = true;
GLuint name = 3;
GLint nunits;
/* Throw some invalid inputs at BindTextureUnit. */
/* Section 8.1. of the OpenGL 4.5 Core Profile spec says:
*
* "An INVALID_OPERATION error is generated by BindTextureUnit if
* texture is not zero or the name of an existing texture object."
*/
/* Texture name doesn't exist */
glBindTextureUnit(0, name);
pass = piglit_check_gl_error(GL_INVALID_OPERATION) && pass;
/* Texture name exists, but texture object does not */
glGenTextures(1, &name);
glBindTextureUnit(0, name);
pass = piglit_check_gl_error(GL_INVALID_OPERATION) && pass;
/* Section 8.1. of the OpenGL 4.5 Core Profile spec says for
* BindTextures:
*
* "An INVALID_OPERATION error is generated if first + count is
* greater than the number of texture image units supported by the
* implementation."
*
* However, it doesn't say the same about BindTextureUnit. Table 2.3
* implies that a numeric argument out of range yields INVALID_VALUE,
* not INVALID_OPERATION.
*/
/* Texture unit doesn't exist */
glDeleteTextures(1, &name);
glCreateTextures(GL_TEXTURE_2D, 1, &name);
glGetIntegerv(GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS, &nunits);
glBindTextureUnit(nunits, name); /* Too High */
pass = piglit_check_gl_error(GL_INVALID_VALUE) && pass;
/* Trivial, but should work. */
glBindTextureUnit(1, name);
pass = piglit_check_gl_error(GL_NO_ERROR) && pass;
return pass ? PIGLIT_PASS : PIGLIT_FAIL;
}
void PartialPatchSharpRenderer::renderLevel(int level, std::function<void(const glm::vec4 &)> setDrawColor)
{
prerenderSetup(level, setDrawColor);
for (int i = 0; i < partialCases.size(); ++i)
{
std::shared_ptr<PartialPatchSharpCaseX> pc = partialCases[i];
if (pc->ibos[level] != std::numeric_limits<GLuint>::max())
{
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, pc->ibos[level]);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 9, pc->sbos[level]);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 10, pc->uvBuffers[level]);
//setDrawColor(ppDebugColorTable[i]); // Debug
std::vector<GLuint> &programs = pc->programs;
for (int j = 0; j < programs.size(); ++j)
{
glUseProgram(programs[j]);
if (controlMesh->hasTexture)
{
glBindTextureUnit(4, controlMesh->diffuseMap);
}
if (controlMesh->hasDisplacementMap)
{
glBindTextureUnit(5, controlMesh->displacementMap);
}
for (unsigned k = 0; k < 4; ++k)
{
int ibOffset = pc->indexBufferOffsetSizes[level][2 * k];
int numIndices = pc->indexBufferOffsetSizes[level][2 * k + 1];
int sbOffset = pc->sharpnessBufferOffsets[level][k];
int uvbOffset = pc->uvBufferOffsets[level][k];
if (numIndices > 0)
{
glUniformSubroutinesuiv(GL_TESS_EVALUATION_SHADER, 1, &k);
glUniform1i(0, sbOffset);
glUniform1i(1, uvbOffset);
glDrawElements(GL_PATCHES, numIndices, GL_UNSIGNED_INT, (const void *)(ibOffset * sizeof(unsigned)));
}
}
}
}
}
}
/* GL_INVALID_ENUM is generated if the effective target is GL_TEXTURE_RECTANGLE
* and either of pnames GL_TEXTURE_WRAP_S or GL_TEXTURE_WRAP_T is set to either
* GL_MIRROR_CLAMP_TO_EDGE, GL_MIRRORED_REPEAT or GL_REPEAT.
*/
static bool
test_texture_rec(void)
{
bool pass = true;
GLuint name;
/* GL_TEXTURE_2D_MULTISAMPLE_ARRAY */
glCreateTextures(GL_TEXTURE_RECTANGLE, 1, &name);
glBindTextureUnit(0, name); /* Since next command isn't bindless. */
glTextureParameteri(name, GL_TEXTURE_WRAP_S, GL_MIRROR_CLAMP_TO_EDGE);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
glTextureParameteri(name, GL_TEXTURE_WRAP_T, GL_MIRROR_CLAMP_TO_EDGE);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
glTextureParameteri(name, GL_TEXTURE_WRAP_S, GL_MIRRORED_REPEAT);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
glTextureParameteri(name, GL_TEXTURE_WRAP_T, GL_MIRRORED_REPEAT);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
glTextureParameteri(name, GL_TEXTURE_WRAP_S, GL_REPEAT);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
glTextureParameteri(name, GL_TEXTURE_WRAP_T, GL_REPEAT);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
piglit_report_subtest_result(pass ? PIGLIT_PASS : PIGLIT_FAIL,
"glTextureParameter: GL_INVALID_ENUM in "
"texture_rectangle case");
return pass;
}
void ReplayRenderWidget::paintGL()
{
// Set up some needed GL state
glColorMaski(0, GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
glDisablei(GL_BLEND, 0);
glDisable(GL_DEPTH_TEST);
glDisable(GL_STENCIL_TEST);
glDisable(GL_SCISSOR_TEST);
glDisable(GL_CULL_FACE);
// Clear screen
glClearColor(0.6f, 0.2f, 0.2f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT);
// Draw displays
// Setup screen draw shader
glBindVertexArray(mVertArray);
glBindVertexBuffer(0, mVertBuffer, 0, 4 * sizeof(GLfloat));
glBindProgramPipeline(mPipeline);
// Draw screen quad
glBindSampler(0, mSampler);
glBindTextureUnit(0, mTvBuffer);
glDrawArrays(GL_TRIANGLES, 0, 6);
}
static bool
test_pname(void)
{
GLuint name;
const static GLfloat f = 1.0;
const static GLuint u = 1;
const static GLint i = -5;
bool pass = true;
/* Setup dsa. */
glCreateTextures(GL_TEXTURE_2D, 1, &name);
glBindTextureUnit(0, name); /* Since next command isn't bindless. */
glTextureParameterfv(name, GL_TEXTURE_1D, &f);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
glTextureParameteriv(name, GL_TEXTURE_1D, &i);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
glTextureParameterIiv(name, GL_TEXTURE_1D, &i);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
glTextureParameterIuiv(name, GL_TEXTURE_1D, &u);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
piglit_report_subtest_result(pass ? PIGLIT_PASS : PIGLIT_FAIL,
"glTextureParameter: GL_INVALID_ENUM on "
"bad pname");
return pass;
}
bool render()
{
glm::vec2 WindowSize(this->getWindowSize());
{
glm::mat4* Pointer = reinterpret_cast<glm::mat4*>(glMapNamedBufferRange(BufferName[buffer::TRANSFORM], 0, sizeof(glm::mat4), GL_MAP_WRITE_BIT | GL_MAP_INVALIDATE_BUFFER_BIT));
glm::mat4 Projection = glm::perspectiveFov(glm::pi<float>() * 0.25f, WindowSize.x, WindowSize.y, 0.1f, 100.0f);
glm::mat4 Model = glm::mat4(1.0f);
*Pointer = Projection * this->view() * Model;
glUnmapNamedBuffer(BufferName[buffer::TRANSFORM]);
}
// Render
glClearTexImage(TextureName[texture::COLORBUFFER], 0, GL_RGBA, GL_FLOAT, &glm::vec4(1.0f, 0.5f, 0.0f, 1.0f)[0]);
glViewportIndexedf(0, 0, 0, WindowSize.x * this->Supersampling, WindowSize.y * this->Supersampling);
glBindFramebuffer(GL_FRAMEBUFFER, FramebufferName);
glBindVertexArray(this->VertexArrayName[pipeline::RENDER]);
glBindProgramPipeline(PipelineName[pipeline::RENDER]);
glBindTextureUnit(0, TextureName[texture::DIFFUSE]);
glBindImageTexture(semantic::image::DIFFUSE, TextureName[texture::COLORBUFFER], 0, GL_FALSE, 0, GL_WRITE_ONLY, GL_RGBA8);
glBindBufferBase(GL_UNIFORM_BUFFER, semantic::uniform::TRANSFORM0, BufferName[buffer::TRANSFORM]);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, semantic::storage::VERTEX, BufferName[buffer::VERTEX]);
for (std::size_t i = 0; i < this->Viewports.size(); ++i)
{
glViewportIndexedfv(0, &this->Viewports[i][0]);
glDrawElementsInstancedBaseVertexBaseInstance(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, 0, 1, 0, 0);
}
// Splash
glViewportIndexedf(0, 0, 0, WindowSize.x, WindowSize.y);
glBindFramebuffer(GL_FRAMEBUFFER, 0);
glBindVertexArray(this->VertexArrayName[pipeline::SPLASH]);
glBindProgramPipeline(PipelineName[pipeline::SPLASH]);
glBindTextureUnit(0, TextureName[texture::COLORBUFFER]);
glDrawArraysInstancedBaseInstance(GL_TRIANGLES, 0, 3, 1, 0);
return true;
}
GLsizei Tex2DArray::bind(GLsizei unit) const
{
// RN_CHECK(glActiveTexture(GL_TEXTURE0 + unit));
// RN_CHECK(glBindTexture(GL_TEXTURE_2D_ARRAY, id));
RN_CHECK(glBindTextureUnit(unit, id));
return unit;
}
void FullPatchSharpRenderer::prerenderSetup(int level, std::function<void (const glm::vec4 &)> setDrawColor)
{
setDrawColor(glm::vec4(1.f, .5f, 1.f, 1.f)); // Debug
glUseProgram(program);
if (controlMesh->hasTexture)
{
glBindTextureUnit(4, controlMesh->diffuseMap);
}
if (controlMesh->hasDisplacementMap)
{
glBindTextureUnit(5, controlMesh->displacementMap);
}
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, ibos[level]);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 8, sbos[level]);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 9, uvBuffers[level]);
glPolygonMode(GL_FRONT_AND_BACK, g_shadingMode);
glPatchParameteri(GL_PATCH_VERTICES, 16);
}
bool render()
{
glm::vec2 WindowSize(this->getWindowSize());
{
glm::mat4* Pointer = static_cast<glm::mat4*>(glMapNamedBufferRange(BufferName[buffer::TRANSFORM],
0, sizeof(glm::mat4), GL_MAP_WRITE_BIT | GL_MAP_INVALIDATE_BUFFER_BIT));
//glm::mat4 Projection = glm::perspectiveFov(glm::pi<float>() * 0.25f, 640.f, 480.f, 0.1f, 100.0f);
glm::mat4 Projection = glm::perspective(glm::pi<float>() * 0.25f, WindowSize.x / WindowSize.y, 0.1f, 100.0f);
glm::mat4 Model = glm::mat4(1.0f);
*Pointer = Projection * this->view() * Model;
// Make sure the uniform buffer is uploaded
glUnmapNamedBuffer(BufferName[buffer::TRANSFORM]);
}
glBindFramebuffer(GL_FRAMEBUFFER, FramebufferName);
glViewportIndexedf(0, 0, 0, WindowSize.x / 16.0f, WindowSize.y / 16.0f);
glClearBufferfv(GL_COLOR, 0, &glm::vec4(1.0f)[0]);
// Bind rendering objects
glViewportIndexedf(0, 0, 0, WindowSize.x / 16.0f, WindowSize.y / 16.0f);
glBindProgramPipeline(PipelineName[pipeline::TEXTURE]);
glBindVertexArray(VertexArrayName[pipeline::TEXTURE]);
glBindBufferBase(GL_UNIFORM_BUFFER, semantic::uniform::TRANSFORM0, BufferName[buffer::TRANSFORM]);
glBindBufferBase(GL_UNIFORM_BUFFER, semantic::uniform::MATERIAL, BufferName[buffer::MATERIAL0]);
//glSubpixelPrecisionBiasNV(-8, -8);
glEnable(GL_CONSERVATIVE_RASTERIZATION_NV);
glDrawElementsInstancedBaseVertexBaseInstance(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, 0, 1, 0, 0);
glBindBufferBase(GL_UNIFORM_BUFFER, semantic::uniform::MATERIAL, BufferName[buffer::MATERIAL1]);
glDisable(GL_CONSERVATIVE_RASTERIZATION_NV);
glDrawElementsInstancedBaseVertexBaseInstance(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, 0, 1, 0, 0);
glBindFramebuffer(GL_FRAMEBUFFER, 0);
glViewportIndexedf(0, 0, 0, WindowSize.x, WindowSize.y);
glBindProgramPipeline(PipelineName[pipeline::SPLASH]);
glBindVertexArray(VertexArrayName[pipeline::SPLASH]);
glBindTextureUnit(0, TextureName[texture::COLORBUFFER]);
glDrawArraysInstancedBaseInstance(GL_TRIANGLES, 0, 3, 1, 0);
return true;
}
/* GL_INVALID_OPERATION is generated if the effective target is either
* GL_TEXTURE_2D_MULTISAMPLE or GL_TEXTURE_2D_MULTISAMPLE_ARRAY, and pname
* GL_TEXTURE_BASE_LEVEL is set to a value other than zero.
*/
static bool
test_multisample_texture_base(void)
{
bool pass = true;
GLuint name;
glCreateTextures(GL_TEXTURE_2D_MULTISAMPLE, 1, &name);
glBindTextureUnit(0, name); /* Since next command isn't bindless. */
glTextureParameteri(name, GL_TEXTURE_BASE_LEVEL, 1);
pass = piglit_check_gl_error(GL_INVALID_OPERATION) && pass;
glCreateTextures(GL_TEXTURE_2D_MULTISAMPLE_ARRAY, 1, &name);
glBindTextureUnit(0, name); /* Since next command isn't bindless. */
glTextureParameteri(name, GL_TEXTURE_BASE_LEVEL, 1);
pass = piglit_check_gl_error(GL_INVALID_OPERATION) && pass;
piglit_report_subtest_result(pass ? PIGLIT_PASS : PIGLIT_FAIL,
"glTextureParameter: GL_INVALID_OPERATION "
"for multisample+texture_base");
return pass;
}
void renderFB()
{
glm::vec2 WindowSize(this->getWindowSize());
glClipControl(GL_LOWER_LEFT, GL_NEGATIVE_ONE_TO_ONE);
glViewportIndexedf(0, 0, 0, WindowSize.x, WindowSize.y);
glClearNamedFramebufferfv(0, GL_COLOR, 0, &glm::vec4(0.0f, 0.5f, 1.0f, 1.0f)[0]);
glBindFramebuffer(GL_FRAMEBUFFER, 0);
glBindBufferRange(GL_UNIFORM_BUFFER, semantic::uniform::TRANSFORM0, BufferName[buffer::TRANSFORM], this->UniformBlockSize, this->UniformBlockSize);
glBindTextureUnit(0, TextureName[texture::COLORBUFFER]);
glBindVertexArray(VertexArrayName);
glDrawElementsInstancedBaseVertexBaseInstance(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, nullptr, 1, 0, 0);
}
/* GL_INVALID_OPERATION is generated if the effective target is
* GL_TEXTURE_RECTANGLE and pname GL_TEXTURE_BASE_LEVEL is set to any value
* other than zero.
*/
static bool
test_texture_rec_texture_base(void)
{
bool pass = true;
GLuint name;
glCreateTextures(GL_TEXTURE_RECTANGLE, 1, &name);
glBindTextureUnit(0, name); /* Since next command isn't bindless. */
glTextureParameteri(name, GL_TEXTURE_BASE_LEVEL, 1);
pass = piglit_check_gl_error(GL_INVALID_OPERATION) && pass;
piglit_report_subtest_result(pass ? PIGLIT_PASS : PIGLIT_FAIL,
"glTextureParameter: GL_INVALID_OPERATION "
"for texture_rectangle+min_filter");
return pass;
}
enum piglit_result
piglit_display(void)
{
int pass;
glClearColor(0.0, 0.0, 0.0, 1.0);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glEnable(GL_TEXTURE_2D);
glBindTextureUnit(0, name);
piglit_draw_rect_tex(0, 0, 1, 1, 0, 0, 1, 1);
piglit_present_results();
pass = test_getteximage();
return pass ? PIGLIT_PASS : PIGLIT_FAIL;
}
static bool
test_immutablity(GLenum target)
{
GLuint tex;
GLint level;
GLint immutable_format;
bool pass = true;
glCreateTextures(target, 1, &tex);
glBindTextureUnit(0, tex);
glTextureStorage2D(tex, 3, GL_RGBA8, 256, 256);
glTextureParameteri(tex, GL_TEXTURE_MAX_LEVEL, 4);
glGetTextureParameteriv(tex, GL_TEXTURE_MAX_LEVEL, &level);
glGetTextureParameteriv(tex, GL_TEXTURE_IMMUTABLE_FORMAT,
&immutable_format);
if (immutable_format != GL_TRUE) {
printf("%s: GL_TEXTURE_IMMUTABLE_FORMAT was not set to "
"GL_TRUE after glTextureStorage2D\n", TestName);
pass = false;
}
if (level != 2) {
/* The ARB_texture_storage spec says:
*
* "However, if TEXTURE_IMMUTABLE_FORMAT is TRUE, then
* level_base is clamped to the range [0, <levels> - 1]
* and level_max is then clamped to the range [level_base,
* <levels> - 1], where <levels> is the parameter passed
* the call to TexStorage* for the texture object"
*/
printf("%s: GL_TEXTURE_MAX_LEVEL changed to %d, which is "
"outside the clamp range for immutables\n",
TestName, level);
pass = false;
}
/* Other immutable tests happen per-format above */
glDeleteTextures(1, &tex);
return pass;
}
void renderFBO()
{
glEnable(GL_MULTISAMPLE);
glEnable(GL_SAMPLE_SHADING);
glMinSampleShading(4.0f);
glClipControl(GL_LOWER_LEFT, GL_NEGATIVE_ONE_TO_ONE);
glViewportIndexedf(0, 0, 0, static_cast<float>(FRAMEBUFFER_SIZE.x), static_cast<float>(FRAMEBUFFER_SIZE.y));
glClearNamedFramebufferfv(FramebufferName[framebuffer::RENDER], GL_COLOR, 0, &glm::vec4(0.0f, 0.5f, 1.0f, 1.0f)[0]);
glBindFramebuffer(GL_FRAMEBUFFER, FramebufferName[framebuffer::RENDER]);
glBindBufferRange(GL_UNIFORM_BUFFER, semantic::uniform::TRANSFORM0, BufferName[buffer::TRANSFORM], 0, this->UniformBlockSize);
glBindSamplers(0, 1, &SamplerName);
glBindTextureUnit(0, TextureName[texture::TEXTURE]);
glBindVertexArray(VertexArrayName);
glDrawElementsInstancedBaseVertexBaseInstance(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, nullptr, 1, 0, 0);
glDisable(GL_MULTISAMPLE);
}
/* GL_INVALID_VALUE is generated if pname is GL_TEXTURE_BASE_LEVEL or
* GL_TEXTURE_MAX_LEVEL, and param or params is negative.
*/
static bool
test_texture_level_negative(void)
{
bool pass = true;
GLuint name;
glCreateTextures(GL_TEXTURE_2D, 1, &name);
glBindTextureUnit(0, name); /* Since next command isn't bindless. */
glTextureParameteri(name, GL_TEXTURE_BASE_LEVEL, -1);
pass = piglit_check_gl_error(GL_INVALID_VALUE) && pass;
glTextureParameteri(name, GL_TEXTURE_MAX_LEVEL, -1);
pass = piglit_check_gl_error(GL_INVALID_VALUE) && pass;
piglit_report_subtest_result(pass ? PIGLIT_PASS : PIGLIT_FAIL,
"glTextureParameter: GL_INVALID_VALUE for "
"negative tex_*_level");
return pass;
}
/* GL_INVALID_ENUM is generated if glTextureParamter{if} is called for a
* non-scalar parameter
*/
static bool
test_scalar_vector(void)
{
bool pass = true;
const static GLfloat f = 1.0;
const static GLint i = -1;
GLuint name;
/* Setup dsa. */
glCreateTextures(GL_TEXTURE_2D, 1, &name);
glBindTextureUnit(0, name); /* Since next command isn't bindless. */
glTextureParameteri(name, GL_TEXTURE_BORDER_COLOR, i);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
glTextureParameterf(name, GL_TEXTURE_BORDER_COLOR, f);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
piglit_report_subtest_result(pass ? PIGLIT_PASS : PIGLIT_FAIL,
"glTextureParameter{if}: GL_INVALID_ENUM "
"for non-scalars");
return pass;
}
bool render()
{
glm::vec2 WindowSize(this->getWindowSize());
{
glm::mat4 Projection = glm::perspective(glm::pi<float>() * 0.25f, WindowSize.x / WindowSize.y, 0.1f, 100.0f);
glm::mat4 MVP = Projection * this->test::view() * glm::mat4(1.0f);
*UniformPointer = MVP;
}
glViewportIndexedf(0, 0, 0, WindowSize.x, WindowSize.y);
glClearBufferfv(GL_COLOR, 0, &glm::vec4(1.0f)[0]);
glBindProgramPipeline(PipelineName);
glBindTextureUnit(semantic::sampler::DIFFUSE, TextureName);
glBindVertexArray(VertexArrayName);
glBindBufferBase(GL_UNIFORM_BUFFER, semantic::uniform::TRANSFORM0, BufferName[buffer::TRANSFORM]);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, semantic::storage::VERTEX, BufferName[buffer::VERTEX]);
glDrawElementsInstancedBaseVertexBaseInstance(GL_TRIANGLES, ElementCount, GL_UNSIGNED_SHORT, 0, 1, 0, 0);
return true;
}
void bind(GLuint i) const{
glBindTextureUnit(i, texture_);
}
/**
* Do error-check tests for a non-mipmapped texture.
*/
static bool
test_one_level_errors(GLenum target)
{
const GLint width = 64, height = 4, depth = 8;
GLuint tex;
GLint v;
assert(target == GL_TEXTURE_1D ||
target == GL_TEXTURE_2D ||
target == GL_TEXTURE_3D);
glCreateTextures(target, 1, &tex);
glBindTextureUnit(0, tex);
if (target == GL_TEXTURE_1D) {
glTextureStorage1D(tex, 1, GL_RGBA8, width);
} else if (target == GL_TEXTURE_2D) {
glTextureStorage2D(tex, 1, GL_RGBA8, width, height);
} else if (target == GL_TEXTURE_3D) {
glTextureStorage3D(tex, 1, GL_RGBA8, width, height, depth);
}
piglit_check_gl_error(GL_NO_ERROR);
glGetTextureLevelParameteriv(tex, 0, GL_TEXTURE_WIDTH, &v);
if (v != width) {
printf("%s: bad width: %d, should be %d\n", TestName, v, width);
return false;
}
if (target != GL_TEXTURE_1D) {
glGetTextureLevelParameteriv(tex, 0, GL_TEXTURE_HEIGHT, &v);
if (v != height) {
printf("%s: bad height: %d, should be %d\n", TestName,
v, height);
return false;
}
}
if (target == GL_TEXTURE_3D) {
glGetTextureLevelParameteriv(tex, 0, GL_TEXTURE_DEPTH, &v);
if (v != depth) {
printf("%s: bad depth: %d, should be %d\n", TestName,
v, depth);
return false;
}
}
/* The ARB_texture_storage spec says:
*
* "Using any of the following commands with the same texture will
* result in the error INVALID_OPERATION being generated, even if
* it does not affect the dimensions or format:
*
* - TexImage*
* - CompressedTexImage*
* - CopyTexImage*
* - TexStorage*"
*/
if (!piglit_khr_no_error && target == GL_TEXTURE_2D) {
glTexImage2D(target, 0, GL_RGBA, width, height, 0,
GL_RGBA, GL_UNSIGNED_BYTE, NULL);
if (glGetError() != GL_INVALID_OPERATION) {
printf("%s: glTexImage2D failed to generate error\n",
TestName);
return false;
}
glTextureStorage2D(tex, 1, GL_RGBA8, width, height);
if (glGetError() != GL_INVALID_OPERATION) {
printf("%s: glTextureStorage2D() failed to generate "
"error\n", TestName);
return false;
}
glCopyTexImage2D(target, 0, GL_RGBA, 0, 0, width, height, 0);
if (glGetError() != GL_INVALID_OPERATION) {
printf("%s: glCopyTexImage2D() failed to generate "
"error\n", TestName);
return false;
}
}
glDeleteTextures(1, &tex);
return true;
}
enum piglit_result
piglit_display(void)
{
GLuint tex, tex_src;
bool pass;
int level;
unsigned bw, bh, bs;
piglit_get_compressed_block_size(format->token, &bw, &bh, &bs);
glClearColor(0.5, 0.5, 0.5, 0.5);
glClear(GL_COLOR_BUFFER_BIT);
tex_src = piglit_rgbw_texture(format->token, SIZE, SIZE,
true, false,
GL_UNSIGNED_NORMALIZED);
glCreateTextures(GL_TEXTURE_2D, 1, &tex);
for (level = 0; (SIZE >> level) > 0; level++) {
int w, h;
int expected_size, size;
void *compressed;
w = SIZE >> level;
h = SIZE >> level;
expected_size = piglit_compressed_image_size(format->token, w, h);
glBindTexture(GL_TEXTURE_2D, tex_src);
glGetTexLevelParameteriv(GL_TEXTURE_2D, level,
GL_TEXTURE_COMPRESSED_IMAGE_SIZE,
&size);
if (size != expected_size) {
fprintf(stderr, "Format %s level %d (%dx%d) size %d "
"doesn't match expected size %d\n",
piglit_get_gl_enum_name(format->token),
level, w, h, size, expected_size);
piglit_report_result(PIGLIT_FAIL);
}
compressed = malloc(size);
glGetCompressedTextureImage(tex_src, level, size, compressed);
glBindTexture(GL_TEXTURE_2D, tex);
glCompressedTexImage2D(GL_TEXTURE_2D, level, format->token,
w, h, 0, size, compressed);
if (!piglit_check_gl_error(GL_NO_ERROR))
piglit_report_result(PIGLIT_FAIL);
free(compressed);
}
glDeleteTextures(1, &tex_src);
glBindTextureUnit(tex, 0);
display_mipmaps(10, 10);
pass = check_resulting_mipmaps(10, 10);
piglit_present_results();
return pass ? PIGLIT_PASS : PIGLIT_FAIL;
}
PIGLIT_GL_TEST_CONFIG_END
/** Test texture size errors and subtexture position errors */
static bool
test_pos_and_sizes(void)
{
bool pass = true;
GLuint name;
/* all of these should generate GL_INVALID_VALUE */
glTexImage1D(GL_TEXTURE_1D, 0, GL_RGBA, -16, 0, GL_RGBA, GL_FLOAT, NULL);
pass = piglit_check_gl_error(GL_INVALID_VALUE) && pass;
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, -6, -5, 0, GL_RGBA, GL_FLOAT, NULL);
pass = piglit_check_gl_error(GL_INVALID_VALUE) && pass;
glTexImage2D(GL_TEXTURE_2D, -2, GL_RGBA, 16, 16, 0, GL_RGBA, GL_FLOAT, NULL);
pass = piglit_check_gl_error(GL_INVALID_VALUE) && pass;
glTexImage2D(GL_TEXTURE_2D, 2000, GL_RGBA, 16, 16, 0, GL_RGBA, GL_FLOAT, NULL);
pass = piglit_check_gl_error(GL_INVALID_VALUE) && pass;
/* Setup dsa. */
glCreateTextures(GL_TEXTURE_2D, 1, &name);
glBindTextureUnit(0, name); /* Since next command isn't bindless. */
/* setup valid 2D texture for subsequent TexSubImage calls */
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 16, 16, 0, GL_RGBA, GL_FLOAT, NULL);
glTextureSubImage2D(name, 0, 6, 6, 100, 100, GL_RGBA, GL_FLOAT, NULL);
pass = piglit_check_gl_error(GL_INVALID_VALUE) && pass;
glTextureSubImage2D(name, 0, -6, -6, 10, 10, GL_RGBA, GL_FLOAT, NULL);
pass = piglit_check_gl_error(GL_INVALID_VALUE) && pass;
glCopyTextureSubImage2D(name, 0, -6, -6, 2, 2, 10, 10);
pass = piglit_check_gl_error(GL_INVALID_VALUE) && pass;
glCopyTextureSubImage2D(name, 0, 6, 6, 2, 2, 200, 200);
pass = piglit_check_gl_error(GL_INVALID_VALUE) && pass;
/* mipmap level 1 doesn't exist */
glTextureSubImage2D(name, 1, 0, 0, 8, 8, GL_RGBA, GL_FLOAT, NULL);
pass = piglit_check_gl_error(GL_INVALID_OPERATION) && pass;
/* mipmap level 2 doesn't exist */
glCopyTextureSubImage2D(name, 2, 0, 0, 0, 0, 4, 4);
pass = piglit_check_gl_error(GL_INVALID_OPERATION) && pass;
/* To test 1D and 3D entry points, let's try using the wrong functions. */
glTextureSubImage1D(name, 0, 0, 4, GL_RGBA, GL_FLOAT, NULL);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
glTextureSubImage3D(name, 0, 0, 0, 0, 4, 4, 4, GL_RGBA, GL_FLOAT, NULL);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
glCopyTextureSubImage1D(name, 0, 0, 0, 0, 4);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
glCopyTextureSubImage3D(name, 0, 0, 0, 0, 0, 0, 4, 4);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
return pass;
}
int main(int /*argc*/, char ** /*argv*/) {
BaseApp app;
ProgramObject programEnv, program;
auto mainWindow = app.getMainWindow();
PerspectiveCamera cam;
OrbitManipulator manipulator(&cam);
manipulator.setupCallbacks(app);
manipulator.setZoom(3);
GLuint diffuseTexture;
GLuint specularTexture;
GLuint vao;
GLuint vaoEmpty;
GLuint vbo;
int32_t sphereSizeX = 20;
int32_t sphereSizeY = 20;
app.addInitCallback([&]() {
std::string prefix = app.getResourceDir() + "Shaders/Tutorial/";
auto vs = compileShader(GL_VERTEX_SHADER,
"#version 450\n",
Loader::text(prefix + "uv.vp"));
auto fs = compileShader(GL_FRAGMENT_SHADER,
"#version 450\n",
Loader::text(prefix + "lighting.vp"),
Loader::text(prefix + "uv.fp"));
program = createProgram(vs, fs);
std::string texPrefix = app.getResourceDir() + "Textures/Tutorial/";
diffuseTexture = Loader::texture(texPrefix + "earth.png");
specularTexture = Loader::texture(texPrefix + "earth_s.png");
glCreateBuffers(1, &vbo);
const uint32_t floatsPerVertex = 6;
const uint32_t vertiesPerFace = 6;
float*vertices = new float[sphereSizeX*sphereSizeY*vertiesPerFace*floatsPerVertex];
for (int32_t y = 0; y<sphereSizeY; ++y) {
for (int32_t x = 0; x<sphereSizeX; ++x) {
for (uint32_t k = 0; k<vertiesPerFace; ++k) {
const int32_t xOffset[] = { 0,1,0,0,1,1 };
const int32_t yOffset[] = { 0,0,1,1,0,1 };
float u = (float)(x + xOffset[k]) / sphereSizeX;
float v = (float)(y + yOffset[k]) / sphereSizeY;
float xAngle = -u*glm::two_pi<float>();
float yAngle = v*glm::pi<float>();
uint32_t faceId = y*sphereSizeX + x;
uint32_t faceVertex = faceId*vertiesPerFace + k;
vertices[faceVertex*floatsPerVertex + 0] = glm::cos(xAngle)*glm::sin(yAngle);
vertices[faceVertex*floatsPerVertex + 1] = -glm::cos(yAngle);
vertices[faceVertex*floatsPerVertex + 2] = glm::sin(xAngle)*glm::sin(yAngle);
vertices[faceVertex*floatsPerVertex + 3] = 1;
vertices[faceVertex*floatsPerVertex + 4] = u;
vertices[faceVertex*floatsPerVertex + 5] = v;
}
}
}
glNamedBufferData(vbo, sizeof(float)*sphereSizeX*sphereSizeY*vertiesPerFace*floatsPerVertex, vertices, GL_STATIC_DRAW);
delete[]vertices;
glCreateVertexArrays(1, &vao);
glEnableVertexArrayAttrib(vao, 0);
glVertexArrayAttribFormat(vao, 0, 4, GL_FLOAT, 0, 0);
glVertexArrayVertexBuffer(vao, 0, vbo, 0, sizeof(float)*floatsPerVertex);
glEnableVertexArrayAttrib(vao, 1);
glVertexArrayAttribFormat(vao, 1, 2, GL_FLOAT, 0, 0);
glVertexArrayVertexBuffer(vao, 1, vbo, sizeof(float) * 4, sizeof(float)*floatsPerVertex);
glClearColor(0, 0, 0, 1);
glDisable(GL_CULL_FACE);
glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_LEQUAL);
glEnable(GL_TEXTURE_CUBE_MAP_SEAMLESS);
});
app.addResizeCallback([&](int w, int h) {
glViewport(0, 0, w, h);
cam.setAspect(float(w) / float(h));
});
app.addDrawCallback([&]() {
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
program.use();
glBindTextureUnit(0, diffuseTexture);
glBindTextureUnit(1, specularTexture);
program.setMatrix4fv("p", value_ptr(cam.getProjection()));
program.setMatrix4fv("v", value_ptr(cam.getView()));
glBindVertexArray(vao);
glDrawArrays(GL_TRIANGLES, 0, sphereSizeX*sphereSizeY * 6);
glBindVertexArray(0);
});
return app.run();
}
void Texture::bind(int unit) const {
glBindTextureUnit(unit, name);
}
/* XXX: Is this actually a valid implementation? */
static bool
test_multisample(void)
{
bool pass = true;
static const GLfloat f = 1.0;
static const GLint i = -1;
static const GLfloat fvec[2] = { 1.0, -1.0 };
static const GLint ivec[2] = { 1, -1 };
static const GLuint uvec[2] = { 1, 4 };
GLuint name;
/* GL_TEXTURE_2D_MULTISAMPLE_ARRAY */
glCreateTextures(GL_TEXTURE_2D_MULTISAMPLE_ARRAY, 1, &name);
glBindTextureUnit(0, name); /* Since next command isn't bindless. */
glTextureParameteri(name, GL_TEXTURE_WRAP_R, i);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
glTextureParameterf(name, GL_TEXTURE_WRAP_R, f);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
glTextureParameterfv(name, GL_TEXTURE_WRAP_R, fvec);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
glTextureParameteriv(name, GL_TEXTURE_WRAP_R, ivec);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
glTextureParameterIiv(name, GL_TEXTURE_WRAP_R, ivec);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
glTextureParameterIuiv(name, GL_TEXTURE_WRAP_R, uvec);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
/* GL_TEXTURE_2D_MULTISAMPLE */
glDeleteTextures(1, &name);
glCreateTextures(GL_TEXTURE_2D_MULTISAMPLE, 1, &name);
glBindTextureUnit(0, name); /* Since next command isn't bindless. */
glTextureParameteri(name, GL_TEXTURE_WRAP_R, i);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
glTextureParameterf(name, GL_TEXTURE_WRAP_R, f);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
glTextureParameterfv(name, GL_TEXTURE_WRAP_R, fvec);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
glTextureParameteriv(name, GL_TEXTURE_WRAP_R, ivec);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
glTextureParameterIiv(name, GL_TEXTURE_WRAP_R, ivec);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
glTextureParameterIuiv(name, GL_TEXTURE_WRAP_R, uvec);
pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
piglit_report_subtest_result(pass ? PIGLIT_PASS : PIGLIT_FAIL,
"glTextureParameter: GL_INVALID_ENUM if "
"multisample+sampler state");
return pass;
}
/**
* Per issue 27 of the spec, only sized internalFormat values are allowed.
* Ex: GL_RGBA8 is OK but GL_RGBA is illegal.
* Check some common formats here. These lists aren't exhaustive since
* there are many extensions/versions that could effect the lists (ex:
* integer formats, etc.)
*/
static bool
test_internal_formats(void)
{
const GLenum target = GL_TEXTURE_2D;
static const GLenum legal_formats[] = {
GL_RGB4,
GL_RGB5,
GL_RGB8,
GL_RGBA2,
GL_RGBA4,
GL_RGBA8,
GL_DEPTH_COMPONENT16,
GL_DEPTH_COMPONENT32
};
static const GLenum illegal_formats[] = {
GL_ALPHA,
GL_LUMINANCE,
GL_LUMINANCE_ALPHA,
GL_INTENSITY,
GL_RGB,
GL_RGBA,
GL_DEPTH_COMPONENT,
GL_COMPRESSED_ALPHA,
GL_COMPRESSED_LUMINANCE_ALPHA,
GL_COMPRESSED_LUMINANCE,
GL_COMPRESSED_INTENSITY,
GL_COMPRESSED_RGB,
GL_COMPRESSED_RGBA,
GL_COMPRESSED_RGBA,
GL_COMPRESSED_SRGB,
GL_COMPRESSED_SRGB_ALPHA,
GL_COMPRESSED_SLUMINANCE,
GL_COMPRESSED_SLUMINANCE_ALPHA
};
GLuint tex;
bool pass = true;
int i;
for (i = 0; i < ARRAY_SIZE(legal_formats); i++) {
glCreateTextures(target, 1, &tex);
glBindTextureUnit(0, tex);
glTextureStorage2D(tex, 1, legal_formats[i], 32, 32);
if (!piglit_check_gl_error(GL_NO_ERROR)) {
printf("%s: internal format %s should be legal"
" but raised an error.",
TestName,
piglit_get_gl_enum_name(legal_formats[i]));
pass = false;
}
glDeleteTextures(1, &tex);
}
/* Return early if KHR_no_error is enabled */
if (piglit_khr_no_error)
return pass;
for (i = 0; i < ARRAY_SIZE(illegal_formats); i++) {
glCreateTextures(target, 1, &tex);
glBindTextureUnit(0, tex);
glTextureStorage2D(tex, 1, illegal_formats[i], 32, 32);
if (!piglit_check_gl_error(GL_INVALID_ENUM)) {
printf("%s: internal format %s should be illegal"
" but didn't raised an error.",
TestName,
piglit_get_gl_enum_name(illegal_formats[i]));
pass = false;
}
glDeleteTextures(1, &tex);
}
return pass;
}