X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fswrast%2Fs_stencil.c;h=8ccd5a16442cbcbcbcabbb7a826522c7266c1172;hb=b18f8e63ef79b5098cb32de1670983ad1e6892fe;hp=fb95ef14df3364bb4861b45b16adf4aa24082f93;hpb=aed5c8299fe47b8e1728f8140d069bc89d3fa947;p=mesa.git diff --git a/src/mesa/swrast/s_stencil.c b/src/mesa/swrast/s_stencil.c index fb95ef14df3..8ccd5a16442 100644 --- a/src/mesa/swrast/s_stencil.c +++ b/src/mesa/swrast/s_stencil.c @@ -1,6 +1,5 @@ /* * Mesa 3-D graphics library - * Version: 7.1 * * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. * @@ -17,9 +16,10 @@ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. */ @@ -28,6 +28,7 @@ #include "main/imports.h" #include "main/format_pack.h" #include "main/format_unpack.h" +#include "main/stencil.h" #include "s_context.h" #include "s_depth.h" @@ -59,7 +60,7 @@ ENDIF * within the 4-byte pixel will be either 0 or 3. */ static GLint -get_stencil_offset(gl_format format) +get_stencil_offset(mesa_format format) { const GLubyte one = 1; GLubyte pixel[MAX_PIXEL_BYTES]; @@ -128,7 +129,7 @@ apply_stencil_op(const struct gl_context *ctx, GLenum oper, GLuint face, GLuint n, GLubyte stencil[], const GLubyte mask[], GLint stride) { - const GLubyte ref = ctx->Stencil.Ref[face]; + const GLubyte ref = _mesa_get_stencil_ref(ctx, face); const GLubyte wrtmask = ctx->Stencil.WriteMask[face]; const GLubyte invmask = (GLubyte) (~wrtmask); GLuint i, j; @@ -210,11 +211,12 @@ static GLboolean do_stencil_test(struct gl_context *ctx, GLuint face, GLuint n, GLubyte stencil[], GLubyte mask[], GLint stride) { - GLubyte fail[MAX_WIDTH]; + SWcontext *swrast = SWRAST_CONTEXT(ctx); + GLubyte *fail = swrast->stencil_temp.buf2; GLboolean allfail = GL_FALSE; GLuint i, j; const GLuint valueMask = ctx->Stencil.ValueMask[face]; - const GLubyte ref = (GLubyte) (ctx->Stencil.Ref[face] & valueMask); + const GLubyte ref = (GLubyte) (_mesa_get_stencil_ref(ctx, face) & valueMask); GLubyte s; /* @@ -277,7 +279,7 @@ compute_pass_fail_masks(GLuint n, const GLubyte origMask[], { GLuint i; for (i = 0; i < n; i++) { - ASSERT(newMask[i] == 0 || newMask[i] == 1); + assert(newMask[i] == 0 || newMask[i] == 1); passMask[i] = origMask[i] & newMask[i]; failMask[i] = origMask[i] & (newMask[i] ^ 1); } @@ -292,12 +294,13 @@ get_s8_values(struct gl_context *ctx, struct gl_renderbuffer *rb, GLuint count, const GLint x[], const GLint y[], GLubyte stencil[]) { + struct swrast_renderbuffer *srb = swrast_renderbuffer(rb); const GLint w = rb->Width, h = rb->Height; - const GLubyte *map = (const GLubyte *) rb->Data; + const GLubyte *map = _swrast_pixel_address(rb, 0, 0); GLuint i; - if (rb->Format == MESA_FORMAT_S8) { - const GLint rowStride = rb->RowStride; + if (rb->Format == MESA_FORMAT_S_UINT8) { + const GLint rowStride = srb->RowStride; for (i = 0; i < count; i++) { if (x[i] >= 0 && y[i] >= 0 && x[i] < w && y[i] < h) { stencil[i] = *(map + y[i] * rowStride + x[i]); @@ -306,7 +309,7 @@ get_s8_values(struct gl_context *ctx, struct gl_renderbuffer *rb, } else { const GLint bpp = _mesa_get_format_bytes(rb->Format); - const GLint rowStride = rb->RowStride * bpp; + const GLint rowStride = srb->RowStride; for (i = 0; i < count; i++) { if (x[i] >= 0 && y[i] >= 0 && x[i] < w && y[i] < h) { const GLubyte *src = map + y[i] * rowStride + x[i] * bpp; @@ -326,12 +329,14 @@ put_s8_values(struct gl_context *ctx, struct gl_renderbuffer *rb, const GLubyte stencil[]) { const GLint w = rb->Width, h = rb->Height; + gl_pack_ubyte_stencil_func pack_stencil = + _mesa_get_pack_ubyte_stencil_func(rb->Format); GLuint i; for (i = 0; i < count; i++) { if (x[i] >= 0 && y[i] >= 0 && x[i] < w && y[i] < h) { GLubyte *dst = _swrast_pixel_address(rb, x[i], y[i]); - _mesa_pack_ubyte_stencil_row(rb->Format, 1, &stencil[i], dst); + pack_stencil(&stencil[i], dst); } } } @@ -344,6 +349,7 @@ put_s8_values(struct gl_context *ctx, struct gl_renderbuffer *rb, GLboolean _swrast_stencil_and_ztest_span(struct gl_context *ctx, SWspan *span) { + SWcontext *swrast = SWRAST_CONTEXT(ctx); struct gl_framebuffer *fb = ctx->DrawBuffer; struct gl_renderbuffer *rb = fb->Attachment[BUFFER_STENCIL].Renderbuffer; const GLint stencilOffset = get_stencil_offset(rb->Format); @@ -351,7 +357,7 @@ _swrast_stencil_and_ztest_span(struct gl_context *ctx, SWspan *span) const GLuint face = (span->facing == 0) ? 0 : ctx->Stencil._BackFace; const GLuint count = span->end; GLubyte *mask = span->array->mask; - GLubyte stencilTemp[MAX_WIDTH]; + GLubyte *stencilTemp = swrast->stencil_temp.buf1; GLubyte *stencilBuf; if (span->arrayMask & SPAN_XY) { @@ -399,7 +405,10 @@ _swrast_stencil_and_ztest_span(struct gl_context *ctx, SWspan *span) /* * Perform depth buffering, then apply zpass or zfail stencil function. */ - GLubyte passMask[MAX_WIDTH], failMask[MAX_WIDTH], origMask[MAX_WIDTH]; + SWcontext *swrast = SWRAST_CONTEXT(ctx); + GLubyte *passMask = swrast->stencil_temp.buf2; + GLubyte *failMask = swrast->stencil_temp.buf3; + GLubyte *origMask = swrast->stencil_temp.buf4; /* save the current mask bits */ memcpy(origMask, mask, count * sizeof(GLubyte)); @@ -485,6 +494,7 @@ void _swrast_write_stencil_span(struct gl_context *ctx, GLint n, GLint x, GLint y, const GLubyte stencil[] ) { + SWcontext *swrast = SWRAST_CONTEXT(ctx); struct gl_framebuffer *fb = ctx->DrawBuffer; struct gl_renderbuffer *rb = fb->Attachment[BUFFER_STENCIL].Renderbuffer; const GLuint stencilMax = (1 << fb->Visual.stencilBits) - 1; @@ -514,7 +524,8 @@ _swrast_write_stencil_span(struct gl_context *ctx, GLint n, GLint x, GLint y, if ((stencilMask & stencilMax) != stencilMax) { /* need to apply writemask */ - GLubyte destVals[MAX_WIDTH], newVals[MAX_WIDTH]; + GLubyte *destVals = swrast->stencil_temp.buf1; + GLubyte *newVals = swrast->stencil_temp.buf2; GLint i; _mesa_unpack_ubyte_stencil_row(rb->Format, n, stencilBuf, destVals); @@ -568,14 +579,15 @@ _swrast_clear_stencil_buffer(struct gl_context *ctx) } ctx->Driver.MapRenderbuffer(ctx, rb, x, y, width, height, - mapMode, &map, &rowStride); + mapMode, &map, &rowStride, + ctx->DrawBuffer->FlipY); if (!map) { _mesa_error(ctx, GL_OUT_OF_MEMORY, "glClear(stencil)"); return; } switch (rb->Format) { - case MESA_FORMAT_S8: + case MESA_FORMAT_S_UINT8: { GLubyte clear = ctx->Stencil.Clear & writeMask & 0xff; GLubyte mask = (~writeMask) & 0xff; @@ -602,7 +614,7 @@ _swrast_clear_stencil_buffer(struct gl_context *ctx) } } break; - case MESA_FORMAT_S8_Z24: + case MESA_FORMAT_Z24_UNORM_S8_UINT: { GLuint clear = (ctx->Stencil.Clear & writeMask & 0xff) << 24; GLuint mask = (((~writeMask) & 0xff) << 24) | 0xffffff; @@ -615,7 +627,7 @@ _swrast_clear_stencil_buffer(struct gl_context *ctx) } } break; - case MESA_FORMAT_Z24_S8: + case MESA_FORMAT_S8_UINT_Z24_UNORM: { GLuint clear = ctx->Stencil.Clear & writeMask & 0xff; GLuint mask = 0xffffff00 | ((~writeMask) & 0xff);