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review scissor clear

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This commit is contained in:
Bigfoot71 2025-03-22 12:44:32 +01:00
parent d3b6fa4785
commit 0fb0c5cd38
1 changed files with 17 additions and 31 deletions
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46
src/external/rlsw.h vendored
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@ -482,8 +482,8 @@ typedef struct {
int scDim[2]; // Represents the dimensions of the scissor rect (minus one)
int scMin[2]; // Represents the minimum renderable point of the scissor rect (top-left)
int scMax[2]; // Represents the maximum renderable point of the scissor rect (bottom-right)
float scHMax[2];
float scHMin[2];
float scHMin[2]; // Represents the minimum renderable point of the scissor rect in clip space
float scHMax[2]; // Represents the maximum renderable point of the scissor rect in clip space
struct {
float* positions;
@ -760,10 +760,8 @@ static inline void sw_framebuffer_fill_color(void* ptr, int size, float color[4]
uint8_t b = ((uint8_t)(color[2] * UINT8_MAX) >> 6) & 0x03;
uint8_t* p = (uint8_t*)ptr;
if (RLSW.stateFlags & SW_STATE_SCISSOR_TEST) {
int w = RLSW.scPos[0] + RLSW.scDim[0];
int h = RLSW.scPos[1] + RLSW.scDim[1];
for (int y = RLSW.scPos[1]; y < h; y++) {
for (int x = RLSW.scPos[0]; x < w; x++) {
for (int y = RLSW.scMin[1]; y <= RLSW.scMax[1]; y++) {
for (int x = RLSW.scMin[0]; x <= RLSW.scMax[0]; x++) {
p[y * RLSW.framebuffer.width + x] = (r << 5) | (g << 2) | b;
}
}
@ -778,10 +776,8 @@ static inline void sw_framebuffer_fill_color(void* ptr, int size, float color[4]
uint8_t b = (uint8_t)(color[2] * 31.0f + 0.5f) & 0x1F;
uint16_t* p = (uint16_t*)ptr;
if (RLSW.stateFlags & SW_STATE_SCISSOR_TEST) {
int w = RLSW.scPos[0] + RLSW.scDim[0];
int h = RLSW.scPos[1] + RLSW.scDim[1];
for (int y = RLSW.scPos[1]; y < h; y++) {
for (int x = RLSW.scPos[0]; x < w; x++) {
for (int y = RLSW.scMin[1]; y <= RLSW.scMax[1]; y++) {
for (int x = RLSW.scMin[0]; x <= RLSW.scMax[0]; x++) {
p[y * RLSW.framebuffer.width + x] = (r << 11) | (g << 5) | b;
}
}
@ -796,10 +792,8 @@ static inline void sw_framebuffer_fill_color(void* ptr, int size, float color[4]
uint8_t b = (uint8_t)(color[2] * 255);
uint8_t* p = (uint8_t*)ptr;
if (RLSW.stateFlags & SW_STATE_SCISSOR_TEST) {
int w = RLSW.scPos[0] + RLSW.scDim[0];
int h = RLSW.scPos[1] + RLSW.scDim[1];
for (int y = RLSW.scPos[1]; y < h; y++) {
for (int x = RLSW.scPos[0]; x < w; x++) {
for (int y = RLSW.scMin[1]; y <= RLSW.scMax[1]; y++) {
for (int x = RLSW.scMin[0]; x <= RLSW.scMax[0]; x++) {
int offset = (y * RLSW.framebuffer.width + x) * 3;
p[offset + 0] = r;
p[offset + 1] = g;
@ -822,10 +816,8 @@ static inline void sw_framebuffer_fill_depth(void* ptr, int size, float value)
uint8_t v = value * UINT8_MAX;
uint8_t* p = (uint8_t*)ptr;
if (RLSW.stateFlags & SW_STATE_SCISSOR_TEST) {
int w = RLSW.scPos[0] + RLSW.scDim[0];
int h = RLSW.scPos[1] + RLSW.scDim[1];
for (int y = 0; y < h; y++) {
for (int x = 0; x < w; x++) {
for (int y = RLSW.scMin[1]; y <= RLSW.scMax[1]; y++) {
for (int x = RLSW.scMin[0]; x <= RLSW.scMax[0]; x++) {
p[y * RLSW.framebuffer.width + x] = v;
}
}
@ -839,10 +831,8 @@ static inline void sw_framebuffer_fill_depth(void* ptr, int size, float value)
uint16_t v = value * UINT16_MAX;
uint16_t* p = (uint16_t*)ptr;
if (RLSW.stateFlags & SW_STATE_SCISSOR_TEST) {
int w = RLSW.scPos[0] + RLSW.scDim[0];
int h = RLSW.scPos[1] + RLSW.scDim[1];
for (int y = 0; y < h; y++) {
for (int x = 0; x < w; x++) {
for (int y = RLSW.scMin[1]; y <= RLSW.scMax[1]; y++) {
for (int x = RLSW.scMin[0]; x <= RLSW.scMax[0]; x++) {
p[y * RLSW.framebuffer.width + x] = v;
}
}
@ -856,10 +846,8 @@ static inline void sw_framebuffer_fill_depth(void* ptr, int size, float value)
uint32_t v = value * UINT32_MAX;
uint8_t* p = (uint8_t*)ptr;
if (RLSW.stateFlags & SW_STATE_SCISSOR_TEST) {
int w = RLSW.scPos[0] + RLSW.scDim[0];
int h = RLSW.scPos[1] + RLSW.scDim[1];
for (int y = 0; y < h; y++) {
for (int x = 0; x < w; x++) {
for (int y = RLSW.scMin[1]; y <= RLSW.scMax[1]; y++) {
for (int x = RLSW.scMin[0]; x <= RLSW.scMax[0]; x++) {
int offset = y * RLSW.framebuffer.width + x;
p[3 * offset + 0] = (v >> 16) & 0xFF;
p[3 * offset + 1] = (v >> 8) & 0xFF;
@ -908,10 +896,8 @@ static inline void sw_framebuffer_fill(void* colorPtr, void* depthPtr, int size,
#endif
if (RLSW.stateFlags & SW_STATE_SCISSOR_TEST) {
int w = RLSW.scPos[0] + RLSW.scDim[0];
int h = RLSW.scPos[1] + RLSW.scDim[1];
for (int y = RLSW.scPos[1]; y < h; y++) {
for (int x = RLSW.scPos[0]; x < w; x++) {
for (int y = RLSW.scMin[1]; y <= RLSW.scMax[1]; y++) {
for (int x = RLSW.scMin[0]; x <= RLSW.scMax[0]; x++) {
int offset = y * RLSW.framebuffer.width + x;
# if (SW_COLOR_BUFFER_BITS == 8)
cptr[offset] = (r << 5) | (g << 2) | b;