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working on OpenGL loading

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kbz_8
2025-03-23 00:43:40 +01:00
parent 3e6aa18fbe
commit 6c2119d806
28 changed files with 1088 additions and 63 deletions
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73
Sources/Backends/OpenGL/OpenGL.c
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@@ -6,82 +6,61 @@
#include "../../PulseInternal.h"
#include "OpenGL.h"
#include "OpenGLDevice.h"
PulseBackendFlags OpenGLCheckSupport(PulseBackendFlags candidates, PulseShaderFormatsFlags shader_formats_used)
{
if(candidates != PULSE_BACKEND_ANY && ((candidates & PULSE_BACKEND_OPENGL) == 0 || (candidates & PULSE_BACKEND_OPENGL_ES) == 0))
return PULSE_BACKEND_INVALID;
if((shader_formats_used & PULSE_SHADER_FORMAT_GLSL_BIT) == 0)
return PULSE_BACKEND_INVALID;
EGLInstance instance;
if(!EGLLoadInstance(&instance, candidates))
return PULSE_BACKEND_INVALID;
EGLUnloadInstance(&instance);
return PULSE_BACKEND_OPENGL;
}
bool OpenGLLoadBackend(PulseBackend backend, PulseDebugLevel debug_level)
{
PULSE_UNUSED(backend);
PULSE_UNUSED(debug_level);
OpenGLDriverData* driver_data = (OpenGLDriverData*)calloc(1, sizeof(OpenGLDriverData));
PULSE_CHECK_ALLOCATION_RETVAL(driver_data, false);
#ifdef PULSE_PLAT_WINDOWS
// WGL support
#else
EGLLoadInstance(&driver_data->egl_instance, false);
#endif
OpenGLDriver.driver_data = driver_data;
return true;
}
void OpenGLUnloadBackend(PulseBackend backend)
{
EGLUnloadInstance(&OPENGL_RETRIEVE_DRIVER_DATA_AS(backend, OpenGLDriverData*)->egl_instance);
free(backend->driver_data);
}
PulseBackendFlags OpenGLESCheckSupport(PulseBackendFlags candidates, PulseShaderFormatsFlags shader_formats_used)
{
if(candidates != PULSE_BACKEND_ANY && (candidates & PULSE_BACKEND_OPENGL) == 0)
return PULSE_BACKEND_INVALID;
if((shader_formats_used & PULSE_SHADER_FORMAT_GLSL_BIT) == 0)
return PULSE_BACKEND_INVALID;
PulseDevice device = OpenGLCreateDevice(&OpenGLDriver, PULSE_NULLPTR, 0);
PULSE_CHECK_HANDLE_RETVAL(device, PULSE_BACKEND_INVALID);
OpenGLDestroyDevice(device);
return PULSE_BACKEND_OPENGL;
}
bool OpenGLESLoadBackend(PulseBackend backend, PulseDebugLevel debug_level)
PulseBackendFlags OpenGLESCheckSupport(PulseBackendFlags candidates, PulseShaderFormatsFlags shader_formats_used)
{
if(candidates != PULSE_BACKEND_ANY && (candidates & PULSE_BACKEND_OPENGL_ES) == 0)
return PULSE_BACKEND_INVALID;
if((shader_formats_used & PULSE_SHADER_FORMAT_GLSL_BIT) == 0)
return PULSE_BACKEND_INVALID;
PulseDevice device = OpenGLCreateDevice(&OpenGLESDriver, PULSE_NULLPTR, 0);
PULSE_CHECK_HANDLE_RETVAL(device, PULSE_BACKEND_INVALID);
OpenGLDestroyDevice(device);
return PULSE_BACKEND_OPENGL_ES;
}
bool OpenGLLoadBackend(PulseBackend backend, PulseDebugLevel debug_level)
{
PULSE_UNUSED(backend);
PULSE_UNUSED(debug_level);
OpenGLDriverData* driver_data = (OpenGLDriverData*)calloc(1, sizeof(OpenGLDriverData));
PULSE_CHECK_ALLOCATION_RETVAL(driver_data, false);
EGLLoadInstance(&driver_data->egl_instance, true);
OpenGLDriver.driver_data = driver_data;
return true;
}
void OpenGLESUnloadBackend(PulseBackend backend)
void OpenGLUnloadBackend(PulseBackend backend)
{
EGLUnloadInstance(&OPENGL_RETRIEVE_DRIVER_DATA_AS(backend, OpenGLDriverData*)->egl_instance);
free(backend->driver_data);
PULSE_UNUSED(backend);
}
PulseBackendHandler OpenGLDriver = {
.PFN_LoadBackend = OpenGLLoadBackend,
.PFN_UnloadBackend = OpenGLUnloadBackend,
.PFN_CreateDevice = PULSE_NULLPTR,
.PFN_CreateDevice = OpenGLCreateDevice,
.backend = PULSE_BACKEND_OPENGL,
.supported_shader_formats = PULSE_SHADER_FORMAT_GLSL_BIT,
.driver_data = PULSE_NULLPTR
};
PulseBackendHandler OpenGLESDriver = {
.PFN_LoadBackend = OpenGLESLoadBackend,
.PFN_UnloadBackend = OpenGLESUnloadBackend,
.PFN_CreateDevice = PULSE_NULLPTR,
.PFN_LoadBackend = OpenGLLoadBackend,
.PFN_UnloadBackend = OpenGLUnloadBackend,
.PFN_CreateDevice = OpenGLCreateDevice,
.backend = PULSE_BACKEND_OPENGL_ES,
.supported_shader_formats = PULSE_SHADER_FORMAT_GLSL_BIT,
.driver_data = PULSE_NULLPTR