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2026-06-14 19:09:18 +01:00

77 lines
2.3 KiB
C++

/* -*- tab-width: 4; -*- */
/* vi: set sw=2 ts=4 expandtab: */
/*
* Copyright 2017-2020 Mark Callow, <khronos at callow dot im>.
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef GL3_LOAD_TEST_SAMPLE_H
#define GL3_LOAD_TEST_SAMPLE_H
#include <ktx.h>
#include "LoadTestSample.h"
#include "mygl.h"
#include "utils/GLMeshLoader.hpp"
#define ARRAY_LEN(a) (sizeof(a) / sizeof(a[0]))
class GL3LoadTestSample : public LoadTestSample {
public:
typedef uint64_t ticks_t;
GL3LoadTestSample(uint32_t width, uint32_t height,
const char* const /*szArgs*/,
const std::string sBasePath)
: LoadTestSample(width, height, sBasePath)
{
}
virtual ~GL3LoadTestSample() { }
virtual int doEvent(SDL_Event* event) { return LoadTestSample::doEvent(event); };
virtual void resize(uint32_t width, uint32_t height) = 0;
virtual void run(uint32_t msTicks) = 0;
//virtual void getOverlayText(TextOverlay *textOverlay) { };
typedef LoadTestSample* (*PFN_create)(uint32_t width, uint32_t height,
const char* const szArgs,
const std::string sBasePath);
protected:
using ShaderSource = std::vector<const GLchar*>;
virtual void keyPressed(uint32_t /*keyCode*/) { }
virtual void viewChanged() { }
static bool contextSupportsSwizzle();
std::string ktxfilename;
int externalFile = 0;
struct compressedTexFeatures {
bool astc_ldr;
bool astc_hdr;
bool bc6h;
bool bc7;
bool etc1;
bool etc2;
bool bc3;
bool pvrtc1;
bool pvrtc_srgb;
bool pvrtc2;
bool rgtc;
};
static void determineCompressedTexFeatures(compressedTexFeatures& features);
static GLint framebufferColorEncoding();
void loadMesh(std::string filename, glMeshLoader::MeshBuffer& meshBuffer,
std::vector<glMeshLoader::VertexLayout> vertexLayout,
float scale);
static void makeShader(GLenum type, ShaderSource& source, GLuint* shader);
static void makeShader(GLenum type, const GLchar* const source,
GLuint* shader);
static void makeProgram(GLuint vs, GLuint fs, GLuint* program);
};
#endif /* GL3_LOAD_TEST_SAMPLE_H */