u32 texture_cache_loads = 0;
u32 false_modulated_blocks = 0;
-u32 reciprocal_table[512];
+/* double size for enhancement */
+u32 reciprocal_table[512 * 2];
typedef s32 fixed_type;
if(span_num_blocks) \
{ \
y = span_edge_data->y; \
- fb_ptr = psx_gpu->vram_ptr + span_edge_data->left_x + (y * 1024); \
+ fb_ptr = psx_gpu->vram_out_ptr + span_edge_data->left_x + (y * 1024); \
\
setup_blocks_span_initialize_##shading##_##texturing(); \
setup_blocks_span_initialize_##dithering(texturing); \
(triangle_y_direction_##direction_c << 4) | \
(triangle_winding_##winding << 6)) \
-void render_triangle(psx_gpu_struct *psx_gpu, vertex_struct *vertexes,
- u32 flags)
+static int prepare_triangle(psx_gpu_struct *psx_gpu, vertex_struct *vertexes,
+ vertex_struct *vertexes_out[3])
{
s32 y_top, y_bottom;
s32 triangle_area;
#ifdef PROFILE
trivial_rejects++;
#endif
- return;
+ return 0;
}
if(b->y < a->y)
#ifdef PROFILE
trivial_rejects++;
#endif
- return;
+ return 0;
}
if(triangle_area < 0)
#ifdef PROFILE
trivial_rejects++;
#endif
- return;
+ return 0;
}
if(invalidate_texture_cache_region_viewport(psx_gpu, a->x, y_top, c->x,
#ifdef PROFILE
trivial_rejects++;
#endif
- return;
+ return 0;
}
- psx_gpu->num_spans = 0;
psx_gpu->triangle_area = triangle_area;
psx_gpu->triangle_winding = triangle_winding;
+ vertexes_out[0] = a;
+ vertexes_out[1] = b;
+ vertexes_out[2] = c;
+
+ return 1;
+}
+
+static void render_triangle_p(psx_gpu_struct *psx_gpu,
+ vertex_struct *vertex_ptrs[3], u32 flags)
+{
+ psx_gpu->num_spans = 0;
+
+ vertex_struct *a = vertex_ptrs[0];
+ vertex_struct *b = vertex_ptrs[1];
+ vertex_struct *c = vertex_ptrs[2];
+
s32 y_delta_a = b->y - a->y;
s32 y_delta_b = c->y - b->y;
s32 y_delta_c = c->y - a->y;
compute_all_gradients(psx_gpu, a, b, c);
switch(y_direction_a | (y_direction_b << 2) | (y_direction_c << 4) |
- (triangle_winding << 6))
+ (psx_gpu->triangle_winding << 6))
{
triangle_case(up, up, up, negative):
triangle_case(up, up, flat, negative):
(psx_gpu);
}
+void render_triangle(psx_gpu_struct *psx_gpu, vertex_struct *vertexes,
+ u32 flags)
+{
+ vertex_struct *vertex_ptrs[3];
+ if (prepare_triangle(psx_gpu, vertexes, vertex_ptrs))
+ render_triangle_p(psx_gpu, vertex_ptrs, flags);
+}
+
void texture_sprite_blocks_8bpp(psx_gpu_struct *psx_gpu);
flags &= ~RENDER_FLAGS_TEXTURE_MAP;
- vram_ptr = psx_gpu->vram_ptr + (y_a * 1024) + x_a;
+ vram_ptr = psx_gpu->vram_out_ptr + (y_a * 1024) + x_a;
control_mask = 0x0;
if((width == 0) || (height == 0))
return;
- flush_render_block_buffer(psx_gpu);
invalidate_texture_cache_region(psx_gpu, x, y, x + width - 1, y + height - 1);
u32 r = color & 0xFF;
psx_gpu->mask_msb;
u32 color_32bpp = color_16bpp | (color_16bpp << 16);
- u32 *vram_ptr = (u32 *)(psx_gpu->vram_ptr + x + (y * 1024));
+ u32 *vram_ptr = (u32 *)(psx_gpu->vram_out_ptr + x + (y * 1024));
u32 pitch = 512 - (width / 2);
u32 num_width;
u32 height_reciprocal;
s32 shift;
- for(height = 1; height < 512; height++)
+ for(height = 1; height < sizeof(reciprocal_table)
+ / sizeof(reciprocal_table[0]); height++)
{
shift = __builtin_clz(height);
height_normalized = height << shift;
psx_gpu->num_blocks = 0;
psx_gpu->vram_ptr = vram;
+ psx_gpu->vram_out_ptr = vram;
psx_gpu->texture_page_base = psx_gpu->vram_ptr;
psx_gpu->texture_page_ptr = psx_gpu->vram_ptr;