62e001c288
Things working: - glDrawArrays / glDrawElements et al. - Texturing - Blending Things missing: - Lighting - Multitexturing - Near Z-clipping - Framebuffer extension - Immediate mode
105 lines
2.5 KiB
C
105 lines
2.5 KiB
C
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#include <kos.h>
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#include "../containers/aligned_vector.h"
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#include "private.h"
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#include "../gl-api.h"
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#define TA_SQ_ADDR (unsigned int *)(void *) \
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(0xe0000000 | (((unsigned long)0x10000000) & 0x03ffffe0))
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static PolyList OP_LIST;
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static PolyList PT_LIST;
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static PolyList TR_LIST;
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static void pvr_list_submit(void *src, int n) {
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GLuint *d = TA_SQ_ADDR;
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GLuint *s = src;
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/* fill/write queues as many times necessary */
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while(n--) {
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__asm__("pref @%0" : : "r"(s + 8)); /* prefetch 32 bytes for next loop */
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d[0] = *(s++);
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d[1] = *(s++);
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d[2] = *(s++);
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d[3] = *(s++);
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d[4] = *(s++);
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d[5] = *(s++);
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d[6] = *(s++);
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d[7] = *(s++);
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__asm__("pref @%0" : : "r"(d));
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d += 8;
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}
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/* Wait for both store queues to complete */
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d = (GLuint *)0xe0000000;
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d[0] = d[8] = 0;
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}
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static void _initPVR() {
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pvr_init_params_t params = {
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/* Enable opaque and translucent polygons with size 32 and 32 */
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{ PVR_BINSIZE_32, PVR_BINSIZE_0, PVR_BINSIZE_32, PVR_BINSIZE_0, PVR_BINSIZE_32 },
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PVR_VERTEX_BUF_SIZE, /* Vertex buffer size */
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0, /* No DMA */
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0, /* No FSAA */
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1 /* Disable translucent auto-sorting to match traditional GL */
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};
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pvr_init(¶ms);
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}
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PolyList* activePolyList() {
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if(isBlendingEnabled()) {
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return &TR_LIST;
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} else {
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return &OP_LIST;
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}
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}
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void APIENTRY glKosInit() {
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TRACE();
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_initPVR();
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initAttributePointers();
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initContext();
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_glKosInitMatrix();
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_glKosInitTextures();
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OP_LIST.list_type = PVR_LIST_OP_POLY;
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PT_LIST.list_type = PVR_LIST_PT_POLY;
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TR_LIST.list_type = PVR_LIST_TR_POLY;
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aligned_vector_init(&OP_LIST.vector, sizeof(PVRCommand));
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aligned_vector_init(&PT_LIST.vector, sizeof(PVRCommand));
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aligned_vector_init(&TR_LIST.vector, sizeof(PVRCommand));
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}
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void APIENTRY glKosSwapBuffers() {
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TRACE();
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pvr_wait_ready();
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pvr_scene_begin();
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pvr_list_begin(PVR_LIST_OP_POLY);
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pvr_list_submit(OP_LIST.vector.data, OP_LIST.vector.size);
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pvr_list_finish();
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pvr_list_begin(PVR_LIST_PT_POLY);
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pvr_list_submit(PT_LIST.vector.data, PT_LIST.vector.size);
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pvr_list_finish();
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pvr_list_begin(PVR_LIST_TR_POLY);
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pvr_list_submit(TR_LIST.vector.data, TR_LIST.vector.size);
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pvr_list_finish();
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pvr_scene_finish();
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aligned_vector_clear(&OP_LIST.vector);
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aligned_vector_clear(&PT_LIST.vector);
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aligned_vector_clear(&TR_LIST.vector);
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}
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