* Display lists management functions.
*/
+#include "c99_math.h"
#include "glheader.h"
#include "imports.h"
#include "api_arrayelt.h"
/* ARB_uniform_buffer_object */
OPCODE_UNIFORM_BLOCK_BINDING,
+ /* EXT_polygon_offset_clamp */
+ OPCODE_POLYGON_OFFSET_CLAMP,
+
/* The following three are meta instructions */
OPCODE_ERROR, /* raise compiled-in error */
OPCODE_CONTINUE,
+ OPCODE_NOP, /* No-op (used for 8-byte alignment */
OPCODE_END_OF_LIST,
OPCODE_EXT_0
} OpCode;
* Save a 4 or 8-byte pointer at dest (and dest+1).
*/
static inline void
-save_pointer(union gl_dlist_node *dest, void *src)
+save_pointer(Node *dest, void *src)
{
union pointer p;
unsigned i;
STATIC_ASSERT(POINTER_DWORDS == 1 || POINTER_DWORDS == 2);
- STATIC_ASSERT(sizeof(union gl_dlist_node) == 4);
+ STATIC_ASSERT(sizeof(Node) == 4);
p.ptr = src;
* Retrieve a 4 or 8-byte pointer from node (node+1).
*/
static inline void *
-get_pointer(const union gl_dlist_node *node)
+get_pointer(const Node *node)
{
union pointer p;
unsigned i;
/**
* Used to store a 64-bit uint in a pair of "Nodes" for the sake of 32-bit
- * environment. In 64-bit env, sizeof(Node)==8 anyway.
+ * environment.
*/
union uint64_pair
{
return (GLint) uiptr[n];
case GL_FLOAT:
fptr = (GLfloat *) list;
- return (GLint) FLOORF(fptr[n]);
+ return (GLint) floorf(fptr[n]);
case GL_2_BYTES:
ubptr = ((GLubyte *) list) + 2 * n;
return (GLint) ubptr[0] * 256
* Allocate space for a display list instruction (opcode + payload space).
* \param opcode the instruction opcode (OPCODE_* value)
* \param bytes instruction payload size (not counting opcode)
- * \return pointer to allocated memory (the opcode space)
+ * \param align8 does the payload need to be 8-byte aligned?
+ * This is only relevant in 64-bit environments.
+ * \return pointer to allocated memory (the payload will be at pointer+1)
*/
static Node *
-dlist_alloc(struct gl_context *ctx, OpCode opcode, GLuint bytes)
+dlist_alloc(struct gl_context *ctx, OpCode opcode, GLuint bytes, bool align8)
{
const GLuint numNodes = 1 + (bytes + sizeof(Node) - 1) / sizeof(Node);
const GLuint contNodes = 1 + POINTER_DWORDS; /* size of continue info */
+ GLuint nopNode;
Node *n;
- if (opcode < (GLuint) OPCODE_EXT_0) {
+ if (opcode < OPCODE_EXT_0) {
if (InstSize[opcode] == 0) {
/* save instruction size now */
InstSize[opcode] = numNodes;
}
else {
/* make sure instruction size agrees */
- ASSERT(numNodes == InstSize[opcode]);
+ assert(numNodes == InstSize[opcode]);
}
}
- if (ctx->ListState.CurrentPos + numNodes + contNodes > BLOCK_SIZE) {
+ if (sizeof(void *) > sizeof(Node) && align8
+ && ctx->ListState.CurrentPos % 2 == 0) {
+ /* The opcode would get placed at node[0] and the payload would start
+ * at node[1]. But the payload needs to be at an even offset (8-byte
+ * multiple).
+ */
+ nopNode = 1;
+ }
+ else {
+ nopNode = 0;
+ }
+
+ if (ctx->ListState.CurrentPos + nopNode + numNodes + contNodes
+ > BLOCK_SIZE) {
/* This block is full. Allocate a new block and chain to it */
Node *newblock;
n = ctx->ListState.CurrentBlock + ctx->ListState.CurrentPos;
_mesa_error(ctx, GL_OUT_OF_MEMORY, "Building display list");
return NULL;
}
+
+ /* a fresh block should be 8-byte aligned on 64-bit systems */
+ assert(((GLintptr) newblock) % sizeof(void *) == 0);
+
save_pointer(&n[1], newblock);
ctx->ListState.CurrentBlock = newblock;
ctx->ListState.CurrentPos = 0;
+
+ /* Display list nodes are always 4 bytes. If we need 8-byte alignment
+ * we have to insert a NOP so that the payload of the real opcode lands
+ * on an even location:
+ * node[0] = OPCODE_NOP
+ * node[1] = OPCODE_x;
+ * node[2] = start of payload
+ */
+ nopNode = sizeof(void *) > sizeof(Node) && align8;
}
n = ctx->ListState.CurrentBlock + ctx->ListState.CurrentPos;
- ctx->ListState.CurrentPos += numNodes;
+ if (nopNode) {
+ assert(ctx->ListState.CurrentPos % 2 == 0); /* even value */
+ n[0].opcode = OPCODE_NOP;
+ n++;
+ /* The "real" opcode will now be at an odd location and the payload
+ * will be at an even location.
+ */
+ }
+ ctx->ListState.CurrentPos += nopNode + numNodes;
n[0].opcode = opcode;
void *
_mesa_dlist_alloc(struct gl_context *ctx, GLuint opcode, GLuint bytes)
{
- Node *n = dlist_alloc(ctx, (OpCode) opcode, bytes);
+ Node *n = dlist_alloc(ctx, (OpCode) opcode, bytes, false);
+ if (n)
+ return n + 1; /* return pointer to payload area, after opcode */
+ else
+ return NULL;
+}
+
+
+/**
+ * Same as _mesa_dlist_alloc(), but return a pointer which is 8-byte
+ * aligned in 64-bit environments, 4-byte aligned otherwise.
+ */
+void *
+_mesa_dlist_alloc_aligned(struct gl_context *ctx, GLuint opcode, GLuint bytes)
+{
+ Node *n = dlist_alloc(ctx, (OpCode) opcode, bytes, true);
if (n)
return n + 1; /* return pointer to payload area, after opcode */
else
static inline Node *
alloc_instruction(struct gl_context *ctx, OpCode opcode, GLuint nparams)
{
- return dlist_alloc(ctx, opcode, nparams * sizeof(Node));
+ return dlist_alloc(ctx, opcode, nparams * sizeof(Node), false);
}
save_PolygonOffset(factor, ctx->DrawBuffer->_DepthMaxF * bias);
}
+static void GLAPIENTRY
+save_PolygonOffsetClampEXT(GLfloat factor, GLfloat units, GLfloat clamp)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ Node *n;
+ ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
+ n = alloc_instruction(ctx, OPCODE_POLYGON_OFFSET_CLAMP, 3);
+ if (n) {
+ n[1].f = factor;
+ n[2].f = units;
+ n[3].f = clamp;
+ }
+ if (ctx->ExecuteFlag) {
+ CALL_PolygonOffsetClampEXT(ctx->Exec, (factor, units, clamp));
+ }
+}
static void GLAPIENTRY
save_PopAttrib(void)
n[2].f = x;
}
- ASSERT(attr < MAX_VERTEX_GENERIC_ATTRIBS);
+ assert(attr < MAX_VERTEX_GENERIC_ATTRIBS);
ctx->ListState.ActiveAttribSize[attr] = 1;
ASSIGN_4V(ctx->ListState.CurrentAttrib[attr], x, 0, 0, 1);
n[3].f = y;
}
- ASSERT(attr < MAX_VERTEX_GENERIC_ATTRIBS);
+ assert(attr < MAX_VERTEX_GENERIC_ATTRIBS);
ctx->ListState.ActiveAttribSize[attr] = 2;
ASSIGN_4V(ctx->ListState.CurrentAttrib[attr], x, y, 0, 1);
n[4].f = z;
}
- ASSERT(attr < MAX_VERTEX_GENERIC_ATTRIBS);
+ assert(attr < MAX_VERTEX_GENERIC_ATTRIBS);
ctx->ListState.ActiveAttribSize[attr] = 3;
ASSIGN_4V(ctx->ListState.CurrentAttrib[attr], x, y, z, 1);
n[5].f = w;
}
- ASSERT(attr < MAX_VERTEX_GENERIC_ATTRIBS);
+ assert(attr < MAX_VERTEX_GENERIC_ATTRIBS);
ctx->ListState.ActiveAttribSize[attr] = 4;
ASSIGN_4V(ctx->ListState.CurrentAttrib[attr], x, y, z, w);
n[2].f = x;
}
- ASSERT(attr < MAX_VERTEX_GENERIC_ATTRIBS);
+ assert(attr < MAX_VERTEX_GENERIC_ATTRIBS);
ctx->ListState.ActiveAttribSize[attr] = 1;
ASSIGN_4V(ctx->ListState.CurrentAttrib[attr], x, 0, 0, 1);
n[3].f = y;
}
- ASSERT(attr < MAX_VERTEX_GENERIC_ATTRIBS);
+ assert(attr < MAX_VERTEX_GENERIC_ATTRIBS);
ctx->ListState.ActiveAttribSize[attr] = 2;
ASSIGN_4V(ctx->ListState.CurrentAttrib[attr], x, y, 0, 1);
n[4].f = z;
}
- ASSERT(attr < MAX_VERTEX_GENERIC_ATTRIBS);
+ assert(attr < MAX_VERTEX_GENERIC_ATTRIBS);
ctx->ListState.ActiveAttribSize[attr] = 3;
ASSIGN_4V(ctx->ListState.CurrentAttrib[attr], x, y, z, 1);
n[5].f = w;
}
- ASSERT(attr < MAX_VERTEX_GENERIC_ATTRIBS);
+ assert(attr < MAX_VERTEX_GENERIC_ATTRIBS);
ctx->ListState.ActiveAttribSize[attr] = 4;
ASSIGN_4V(ctx->ListState.CurrentAttrib[attr], x, y, z, w);
}
}
-static void GLAPIENTRY
-save_FramebufferTextureFace(GLenum target, GLenum attachment,
- GLuint texture, GLint level, GLenum face)
-{
- Node *n;
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
- n = alloc_instruction(ctx, OPCODE_FRAMEBUFFER_TEXTURE_FACE, 5);
- if (n) {
- n[1].e = target;
- n[2].e = attachment;
- n[3].ui = texture;
- n[4].i = level;
- n[5].e = face;
- }
- if (ctx->ExecuteFlag) {
- CALL_FramebufferTextureFaceARB(ctx->Exec, (target, attachment, texture,
- level, face));
- }
-}
-
-
static void GLAPIENTRY
save_WaitSync(GLsync sync, GLbitfield flags, GLuint64 timeout)
CALL_LoadIdentity(ctx->Exec, ());
break;
case OPCODE_LOAD_MATRIX:
- if (sizeof(Node) == sizeof(GLfloat)) {
- CALL_LoadMatrixf(ctx->Exec, (&n[1].f));
- }
- else {
- GLfloat m[16];
- GLuint i;
- for (i = 0; i < 16; i++) {
- m[i] = n[1 + i].f;
- }
- CALL_LoadMatrixf(ctx->Exec, (m));
- }
+ STATIC_ASSERT(sizeof(Node) == sizeof(GLfloat));
+ CALL_LoadMatrixf(ctx->Exec, (&n[1].f));
break;
case OPCODE_LOAD_NAME:
CALL_LoadName(ctx->Exec, (n[1].ui));
CALL_MatrixMode(ctx->Exec, (n[1].e));
break;
case OPCODE_MULT_MATRIX:
- if (sizeof(Node) == sizeof(GLfloat)) {
- CALL_MultMatrixf(ctx->Exec, (&n[1].f));
- }
- else {
- GLfloat m[16];
- GLuint i;
- for (i = 0; i < 16; i++) {
- m[i] = n[1 + i].f;
- }
- CALL_MultMatrixf(ctx->Exec, (m));
- }
+ CALL_MultMatrixf(ctx->Exec, (&n[1].f));
break;
case OPCODE_ORTHO:
CALL_Ortho(ctx->Exec,
case OPCODE_POLYGON_OFFSET:
CALL_PolygonOffset(ctx->Exec, (n[1].f, n[2].f));
break;
+ case OPCODE_POLYGON_OFFSET_CLAMP:
+ CALL_PolygonOffsetClampEXT(ctx->Exec, (n[1].f, n[2].f, n[3].f));
+ break;
case OPCODE_POP_ATTRIB:
CALL_PopAttrib(ctx->Exec, ());
break;
CALL_BindFragmentShaderATI(ctx->Exec, (n[1].i));
break;
case OPCODE_SET_FRAGMENT_SHADER_CONSTANTS_ATI:
- {
- GLfloat values[4];
- GLuint i, dst = n[1].ui;
-
- for (i = 0; i < 4; i++)
- values[i] = n[1 + i].f;
- CALL_SetFragmentShaderConstantATI(ctx->Exec, (dst, values));
- }
+ CALL_SetFragmentShaderConstantATI(ctx->Exec, (n[1].ui, &n[2].f));
break;
case OPCODE_ATTR_1F_NV:
CALL_VertexAttrib1fNV(ctx->Exec, (n[1].e, n[2].f));
break;
case OPCODE_ATTR_2F_NV:
- /* Really shouldn't have to do this - the Node structure
- * is convenient, but it would be better to store the data
- * packed appropriately so that it can be sent directly
- * on. With x86_64 becoming common, this will start to
- * matter more.
- */
- if (sizeof(Node) == sizeof(GLfloat))
- CALL_VertexAttrib2fvNV(ctx->Exec, (n[1].e, &n[2].f));
- else
- CALL_VertexAttrib2fNV(ctx->Exec, (n[1].e, n[2].f, n[3].f));
+ CALL_VertexAttrib2fvNV(ctx->Exec, (n[1].e, &n[2].f));
break;
case OPCODE_ATTR_3F_NV:
- if (sizeof(Node) == sizeof(GLfloat))
- CALL_VertexAttrib3fvNV(ctx->Exec, (n[1].e, &n[2].f));
- else
- CALL_VertexAttrib3fNV(ctx->Exec, (n[1].e, n[2].f, n[3].f,
- n[4].f));
+ CALL_VertexAttrib3fvNV(ctx->Exec, (n[1].e, &n[2].f));
break;
case OPCODE_ATTR_4F_NV:
- if (sizeof(Node) == sizeof(GLfloat))
- CALL_VertexAttrib4fvNV(ctx->Exec, (n[1].e, &n[2].f));
- else
- CALL_VertexAttrib4fNV(ctx->Exec, (n[1].e, n[2].f, n[3].f,
- n[4].f, n[5].f));
+ CALL_VertexAttrib4fvNV(ctx->Exec, (n[1].e, &n[2].f));
break;
case OPCODE_ATTR_1F_ARB:
CALL_VertexAttrib1fARB(ctx->Exec, (n[1].e, n[2].f));
break;
case OPCODE_ATTR_2F_ARB:
- /* Really shouldn't have to do this - the Node structure
- * is convenient, but it would be better to store the data
- * packed appropriately so that it can be sent directly
- * on. With x86_64 becoming common, this will start to
- * matter more.
- */
- if (sizeof(Node) == sizeof(GLfloat))
- CALL_VertexAttrib2fvARB(ctx->Exec, (n[1].e, &n[2].f));
- else
- CALL_VertexAttrib2fARB(ctx->Exec, (n[1].e, n[2].f, n[3].f));
+ CALL_VertexAttrib2fvARB(ctx->Exec, (n[1].e, &n[2].f));
break;
case OPCODE_ATTR_3F_ARB:
- if (sizeof(Node) == sizeof(GLfloat))
- CALL_VertexAttrib3fvARB(ctx->Exec, (n[1].e, &n[2].f));
- else
- CALL_VertexAttrib3fARB(ctx->Exec, (n[1].e, n[2].f, n[3].f,
- n[4].f));
+ CALL_VertexAttrib3fvARB(ctx->Exec, (n[1].e, &n[2].f));
break;
case OPCODE_ATTR_4F_ARB:
- if (sizeof(Node) == sizeof(GLfloat))
- CALL_VertexAttrib4fvARB(ctx->Exec, (n[1].e, &n[2].f));
- else
- CALL_VertexAttrib4fARB(ctx->Exec, (n[1].e, n[2].f, n[3].f,
- n[4].f, n[5].f));
+ CALL_VertexAttrib4fvARB(ctx->Exec, (n[1].e, &n[2].f));
break;
case OPCODE_MATERIAL:
- if (sizeof(Node) == sizeof(GLfloat))
- CALL_Materialfv(ctx->Exec, (n[1].e, n[2].e, &n[3].f));
- else {
- GLfloat f[4];
- f[0] = n[3].f;
- f[1] = n[4].f;
- f[2] = n[5].f;
- f[3] = n[6].f;
- CALL_Materialfv(ctx->Exec, (n[1].e, n[2].e, f));
- }
+ CALL_Materialfv(ctx->Exec, (n[1].e, n[2].e, &n[3].f));
break;
case OPCODE_BEGIN:
CALL_Begin(ctx->Exec, (n[1].e));
CALL_FramebufferTexture(ctx->Exec, (n[1].e, n[2].e,
n[3].ui, n[4].i));
break;
- case OPCODE_FRAMEBUFFER_TEXTURE_FACE:
- CALL_FramebufferTextureFaceARB(ctx->Exec, (n[1].e, n[2].e,
- n[3].ui, n[4].i, n[5].e));
- break;
-
/* GL_ARB_sync */
case OPCODE_WAIT_SYNC:
{
case OPCODE_CONTINUE:
n = (Node *) get_pointer(&n[1]);
break;
+ case OPCODE_NOP:
+ /* no-op */
+ break;
case OPCODE_END_OF_LIST:
done = GL_TRUE;
break;
if (MESA_VERBOSE & VERBOSE_API)
_mesa_debug(ctx, "glNewList %u %s\n", name,
- _mesa_lookup_enum_by_nr(mode));
+ _mesa_enum_to_string(mode));
if (name == 0) {
_mesa_error(ctx, GL_INVALID_VALUE, "glNewList");
SET_BlendEquationiARB(table, save_BlendEquationi);
SET_BlendEquationSeparateiARB(table, save_BlendEquationSeparatei);
- /* GL_ARB_geometry_shader4 */
+ /* OpenGL 3.2 */
SET_ProgramParameteri(table, save_ProgramParameteri);
SET_FramebufferTexture(table, save_FramebufferTexture);
- SET_FramebufferTextureFaceARB(table, save_FramebufferTextureFace);
/* GL_NV_conditional_render */
SET_BeginConditionalRender(table, save_BeginConditionalRender);
SET_ProgramUniformMatrix4x2fv(table, save_ProgramUniformMatrix4x2fv);
SET_ProgramUniformMatrix3x4fv(table, save_ProgramUniformMatrix3x4fv);
SET_ProgramUniformMatrix4x3fv(table, save_ProgramUniformMatrix4x3fv);
+
+ /* GL_EXT_polygon_offset_clamp */
+ SET_PolygonOffsetClampEXT(table, save_PolygonOffsetClampEXT);
}
static const char *
enum_string(GLenum k)
{
- return _mesa_lookup_enum_by_nr(k);
+ return _mesa_enum_to_string(k);
}
break;
case OPCODE_BIND_TEXTURE:
fprintf(f, "BindTexture %s %d\n",
- _mesa_lookup_enum_by_nr(n[1].ui), n[2].ui);
+ _mesa_enum_to_string(n[1].ui), n[2].ui);
break;
case OPCODE_SHADE_MODEL:
- fprintf(f, "ShadeModel %s\n", _mesa_lookup_enum_by_nr(n[1].ui));
+ fprintf(f, "ShadeModel %s\n", _mesa_enum_to_string(n[1].ui));
break;
case OPCODE_MAP1:
fprintf(f, "Map1 %s %.3f %.3f %d %d\n",
- _mesa_lookup_enum_by_nr(n[1].ui),
+ _mesa_enum_to_string(n[1].ui),
n[2].f, n[3].f, n[4].i, n[5].i);
break;
case OPCODE_MAP2:
fprintf(f, "Map2 %s %.3f %.3f %.3f %.3f %d %d %d %d\n",
- _mesa_lookup_enum_by_nr(n[1].ui),
+ _mesa_enum_to_string(n[1].ui),
n[2].f, n[3].f, n[4].f, n[5].f,
n[6].i, n[7].i, n[8].i, n[9].i);
break;
case OPCODE_PROVOKING_VERTEX:
fprintf(f, "ProvokingVertex %s\n",
- _mesa_lookup_enum_by_nr(n[1].ui));
+ _mesa_enum_to_string(n[1].ui));
break;
/*
fprintf(f, "DISPLAY-LIST-CONTINUE\n");
n = (Node *) get_pointer(&n[1]);
break;
+ case OPCODE_NOP:
+ fprintf(f, "NOP\n");
+ break;
case OPCODE_END_OF_LIST:
fprintf(f, "END-LIST %u\n", list);
done = GL_TRUE;
ctx->List.ListBase = 0;
save_vtxfmt_init(&ctx->ListState.ListVtxfmt);
+
+ InstSize[OPCODE_NOP] = 1;
}
projects / mesa.git / blobdiff